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add another registry rpc (opnum 0x14). Have no idea what it's real name
[Samba.git] / source / rpc_server / srv_samr_nt.c
blob2a7a5518cdddca2c9dd969bc41189f59863676ab
1 /*
2 * Unix SMB/CIFS implementation.
3 * RPC Pipe client / server routines
4 * Copyright (C) Andrew Tridgell 1992-1997,
5 * Copyright (C) Luke Kenneth Casson Leighton 1996-1997,
6 * Copyright (C) Paul Ashton 1997.
7 * Copyright (C) Marc Jacobsen 1999.
8 * Copyright (C) Jeremy Allison 2001-2002.
9 * Copyright (C) Jean François Micouleau 1998-2001.
10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24 */
25
26 /*
27 * This is the implementation of the SAMR code.
28 */
29
30 #include "includes.h"
31
32 #undef DBGC_CLASS
33 #define DBGC_CLASS DBGC_RPC_SRV
34
35 extern fstring global_myworkgroup;
36 extern pstring global_myname;
37 extern DOM_SID global_sid_Builtin;
38
39 extern rid_name domain_group_rids[];
40 extern rid_name domain_alias_rids[];
41 extern rid_name builtin_alias_rids[];
42
43
44 typedef struct _disp_info {
45 BOOL user_dbloaded;
46 uint32 num_user_account;
47 DISP_USER_INFO *disp_user_info;
48 BOOL group_dbloaded;
49 uint32 num_group_account;
50 DISP_GROUP_INFO *disp_group_info;
51 } DISP_INFO;
52
53 struct samr_info {
54 /* for use by the \PIPE\samr policy */
55 DOM_SID sid;
56 uint32 status; /* some sort of flag. best to record it. comes from opnum 0x39 */
57 uint32 acc_granted;
58 DISP_INFO disp_info;
59
60 TALLOC_CTX *mem_ctx;
61 };
62
63 struct generic_mapping sam_generic_mapping = {SAMR_READ, SAMR_WRITE, SAMR_EXECUTE, SAMR_ALL_ACCESS};
64 struct generic_mapping dom_generic_mapping = {DOMAIN_READ, DOMAIN_WRITE, DOMAIN_EXECUTE, DOMAIN_ALL_ACCESS};
65 struct generic_mapping usr_generic_mapping = {USER_READ, USER_WRITE, USER_EXECUTE, USER_ALL_ACCESS};
66 struct generic_mapping grp_generic_mapping = {GROUP_READ, GROUP_WRITE, GROUP_EXECUTE, GROUP_ALL_ACCESS};
67 struct generic_mapping ali_generic_mapping = {ALIAS_READ, ALIAS_WRITE, ALIAS_EXECUTE, ALIAS_ALL_ACCESS};
68
69 static NTSTATUS samr_make_dom_obj_sd(TALLOC_CTX *ctx, SEC_DESC **psd, size_t *d_size);
70
71
72 /*******************************************************************
73 Checks if access to an object should be granted, and returns that
74 level of access for further checks.
75 ********************************************************************/
76
77 NTSTATUS access_check_samr_object(SEC_DESC *psd, NT_USER_TOKEN *nt_user_token, uint32 des_access,
78 uint32 *acc_granted, const char *debug)
79 {
80 NTSTATUS status = NT_STATUS_ACCESS_DENIED;
81
82 if (!se_access_check(psd, nt_user_token, des_access, acc_granted, &status)) {
83 if (geteuid() == sec_initial_uid()) {
84 DEBUG(4,("%s: ACCESS should be DENIED (requested: %#010x)\n",
85 debug, des_access));
86 DEBUGADD(4,("but overritten by euid == sec_initial_uid()\n"));
87 status = NT_STATUS_OK;
88 }
89 else {
90 DEBUG(2,("%s: ACCESS DENIED (requested: %#010x)\n",
91 debug, des_access));
92 }
93 }
94 return status;
95 }
96
97 /*******************************************************************
98 Checks if access to a function can be granted
99 ********************************************************************/
100
101 NTSTATUS access_check_samr_function(uint32 acc_granted, uint32 acc_required, const char *debug)
102 {
103 DEBUG(5,("%s: access check ((granted: %#010x; required: %#010x)\n",
104 debug, acc_granted, acc_required));
105 if ((acc_granted & acc_required) != acc_required) {
106 if (geteuid() == sec_initial_uid()) {
107 DEBUG(4,("%s: ACCESS should be DENIED (granted: %#010x; required: %#010x)\n",
108 debug, acc_granted, acc_required));
109 DEBUGADD(4,("but overwritten by euid == 0\n"));
110 return NT_STATUS_OK;
111 }
112 DEBUG(2,("%s: ACCESS DENIED (granted: %#010x; required: %#010x)\n",
113 debug, acc_granted, acc_required));
114 return NT_STATUS_ACCESS_DENIED;
115 }
116 return NT_STATUS_OK;
117 }
118
119
120 /*******************************************************************
121 Create a samr_info struct.
122 ********************************************************************/
123
124 static struct samr_info *get_samr_info_by_sid(DOM_SID *psid)
125 {
126 struct samr_info *info;
127 fstring sid_str;
128 TALLOC_CTX *mem_ctx;
129
130 if (psid) {
131 sid_to_string(sid_str, psid);
132 } else {
133 fstrcpy(sid_str,"(NULL)");
134 }
135
136 mem_ctx = talloc_init_named("samr_info for domain sid %s", sid_str);
137
138 if ((info = (struct samr_info *)talloc(mem_ctx, sizeof(struct samr_info))) == NULL)
139 return NULL;
140
141 ZERO_STRUCTP(info);
142 DEBUG(10,("get_samr_info_by_sid: created new info for sid %s\n", sid_str));
143 if (psid) {
144 sid_copy( &info->sid, psid);
145 } else {
146 DEBUG(10,("get_samr_info_by_sid: created new info for NULL sid.\n"));
147 }
148 info->mem_ctx = mem_ctx;
149 return info;
150 }
151
152 /*******************************************************************
153 Function to free the per handle data.
154 ********************************************************************/
155 static void free_samr_db(struct samr_info *info)
156 {
157 int i;
158
159 /* Groups are talloced */
160
161 if (info->disp_info.user_dbloaded){
162 for (i=0; i<info->disp_info.num_user_account; i++) {
163 /* Not really a free, actually a 'clear' */
164 pdb_free_sam(&info->disp_info.disp_user_info[i].sam);
165 }
166 }
167
168 info->disp_info.user_dbloaded=False;
169 info->disp_info.group_dbloaded=False;
170 info->disp_info.num_group_account=0;
171 info->disp_info.num_user_account=0;
172 }
173
174
175 static void free_samr_info(void *ptr)
176 {
177 struct samr_info *info=(struct samr_info *) ptr;
178
179 free_samr_db(info);
180 talloc_destroy(info->mem_ctx);
181 }
182
183 /*******************************************************************
184 Ensure password info is never given out. Paranioa... JRA.
185 ********************************************************************/
186
187 static void samr_clear_sam_passwd(SAM_ACCOUNT *sam_pass)
188 {
189
190 if (!sam_pass)
191 return;
192
193 /* These now zero out the old password */
194
195 pdb_set_lanman_passwd(sam_pass, NULL);
196 pdb_set_nt_passwd(sam_pass, NULL);
197 }
198
199
200 static NTSTATUS load_sampwd_entries(struct samr_info *info, uint16 acb_mask)
201 {
202 SAM_ACCOUNT *pwd = NULL;
203 DISP_USER_INFO *pwd_array = NULL;
204 NTSTATUS nt_status = NT_STATUS_OK;
205 TALLOC_CTX *mem_ctx = info->mem_ctx;
206
207 DEBUG(10,("load_sampwd_entries\n"));
208
209 /* if the snapshoot is already loaded, return */
210 if (info->disp_info.user_dbloaded==True) {
211 DEBUG(10,("load_sampwd_entries: already in memory\n"));
212 return NT_STATUS_OK;
213 }
214
215 if (!pdb_setsampwent(False)) {
216 DEBUG(0, ("load_sampwd_entries: Unable to open passdb.\n"));
217 return NT_STATUS_ACCESS_DENIED;
218 }
219
220 for (; (NT_STATUS_IS_OK(nt_status = pdb_init_sam_talloc(mem_ctx, &pwd)))
221 && pdb_getsampwent(pwd) == True; pwd=NULL) {
222
223 if (acb_mask != 0 && !(pdb_get_acct_ctrl(pwd) & acb_mask)) {
224 pdb_free_sam(&pwd);
225 DEBUG(5,(" acb_mask %x reject\n", acb_mask));
226 continue;
227 }
228
229 /* Realloc some memory for the array of ptr to the SAM_ACCOUNT structs */
230 if (info->disp_info.num_user_account % MAX_SAM_ENTRIES == 0) {
231
232 DEBUG(10,("load_sampwd_entries: allocating more memory\n"));
233 pwd_array=(DISP_USER_INFO *)talloc_realloc(mem_ctx, info->disp_info.disp_user_info,
234 (info->disp_info.num_user_account+MAX_SAM_ENTRIES)*sizeof(DISP_USER_INFO));
235
236 if (pwd_array==NULL)
237 return NT_STATUS_NO_MEMORY;
238
239 info->disp_info.disp_user_info=pwd_array;
240 }
241
242 /* link the SAM_ACCOUNT to the array */
243 info->disp_info.disp_user_info[info->disp_info.num_user_account].sam=pwd;
244
245 DEBUG(10,("load_sampwd_entries: entry: %d\n", info->disp_info.num_user_account));
246
247 info->disp_info.num_user_account++;
248 }
249
250 pdb_endsampwent();
251
252 /* the snapshoot is in memory, we're ready to enumerate fast */
253
254 info->disp_info.user_dbloaded=True;
255
256 DEBUG(12,("load_sampwd_entries: done\n"));
257
258 return nt_status;
259 }
260
261 static NTSTATUS load_group_domain_entries(struct samr_info *info, DOM_SID *sid)
262 {
263 GROUP_MAP *map=NULL;
264 DISP_GROUP_INFO *grp_array = NULL;
265 uint32 group_entries = 0;
266 uint32 i;
267 TALLOC_CTX *mem_ctx = info->mem_ctx;
268
269 DEBUG(10,("load_group_domain_entries\n"));
270
271 /* if the snapshoot is already loaded, return */
272 if (info->disp_info.group_dbloaded==True) {
273 DEBUG(10,("load_group_domain_entries: already in memory\n"));
274 return NT_STATUS_OK;
275 }
276
277 if (!enum_group_mapping(SID_NAME_DOM_GRP, &map, (int *)&group_entries, ENUM_ONLY_MAPPED, MAPPING_WITHOUT_PRIV)) {
278 return NT_STATUS_NO_MEMORY;
279 }
280
281 info->disp_info.num_group_account=group_entries;
282
283 grp_array=(DISP_GROUP_INFO *)talloc(mem_ctx, info->disp_info.num_group_account*sizeof(DISP_GROUP_INFO));
284
285 if (group_entries!=0 && grp_array==NULL) {
286 SAFE_FREE(map);
287 return NT_STATUS_NO_MEMORY;
288 }
289
290 info->disp_info.disp_group_info=grp_array;
291
292 for (i=0; i<group_entries; i++) {
293
294 grp_array[i].grp=(DOMAIN_GRP *)talloc(mem_ctx, sizeof(DOMAIN_GRP));
295
296 fstrcpy(grp_array[i].grp->name, map[i].nt_name);
297 fstrcpy(grp_array[i].grp->comment, map[i].comment);
298 sid_split_rid(&map[i].sid, &grp_array[i].grp->rid);
299 grp_array[i].grp->attr=SID_NAME_DOM_GRP;
300 }
301
302 SAFE_FREE(map);
303
304 /* the snapshoot is in memory, we're ready to enumerate fast */
305
306 info->disp_info.group_dbloaded=True;
307
308 DEBUG(12,("load_group_domain_entries: done\n"));
309
310 return NT_STATUS_OK;
311 }
312
313
314 /*******************************************************************
315 _samr_close_hnd
316 ********************************************************************/
317
318 NTSTATUS _samr_close_hnd(pipes_struct *p, SAMR_Q_CLOSE_HND *q_u, SAMR_R_CLOSE_HND *r_u)
319 {
320 r_u->status = NT_STATUS_OK;
321
322 /* close the policy handle */
323 if (!close_policy_hnd(p, &q_u->pol))
324 return NT_STATUS_OBJECT_NAME_INVALID;
325
326 DEBUG(5,("samr_reply_close_hnd: %d\n", __LINE__));
327
328 return r_u->status;
329 }
330
331 /*******************************************************************
332 samr_reply_open_domain
333 ********************************************************************/
334
335 NTSTATUS _samr_open_domain(pipes_struct *p, SAMR_Q_OPEN_DOMAIN *q_u, SAMR_R_OPEN_DOMAIN *r_u)
336 {
337 struct samr_info *info;
338 SEC_DESC *psd = NULL;
339 uint32 acc_granted;
340 uint32 des_access = q_u->flags;
341 size_t sd_size;
342 NTSTATUS status;
343
344 r_u->status = NT_STATUS_OK;
345
346 /* find the connection policy handle. */
347 if (!find_policy_by_hnd(p, &q_u->pol, (void**)&info))
348 return NT_STATUS_INVALID_HANDLE;
349
350 if (!NT_STATUS_IS_OK(status = access_check_samr_function(info->acc_granted, SAMR_ACCESS_OPEN_DOMAIN,"_samr_open_domain"))) {
351 return status;
352 }
353
354 /*check if access can be granted as requested by client. */
355 samr_make_dom_obj_sd(p->mem_ctx, &psd, &sd_size);
356 se_map_generic(&des_access,&dom_generic_mapping);
357
358 if (!NT_STATUS_IS_OK(status =
359 access_check_samr_object(psd, p->pipe_user.nt_user_token,
360 des_access, &acc_granted, "_samr_open_domain"))) {
361 return status;
362 }
363
364 /* associate the domain SID with the (unique) handle. */
365 if ((info = get_samr_info_by_sid(&q_u->dom_sid.sid))==NULL)
366 return NT_STATUS_NO_MEMORY;
367 info->acc_granted = acc_granted;
368
369 /* get a (unique) handle. open a policy on it. */
370 if (!create_policy_hnd(p, &r_u->domain_pol, free_samr_info, (void *)info))
371 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
372
373 DEBUG(5,("samr_open_domain: %d\n", __LINE__));
374
375 return r_u->status;
376 }
377
378 /*******************************************************************
379 _samr_get_usrdom_pwinfo
380 ********************************************************************/
381
382 NTSTATUS _samr_get_usrdom_pwinfo(pipes_struct *p, SAMR_Q_GET_USRDOM_PWINFO *q_u, SAMR_R_GET_USRDOM_PWINFO *r_u)
383 {
384 struct samr_info *info = NULL;
385
386 r_u->status = NT_STATUS_OK;
387
388 /* find the policy handle. open a policy on it. */
389 if (!find_policy_by_hnd(p, &q_u->user_pol, (void **)&info))
390 return NT_STATUS_INVALID_HANDLE;
391
392 if (!sid_check_is_in_our_domain(&info->sid))
393 return NT_STATUS_OBJECT_TYPE_MISMATCH;
394
395 init_samr_r_get_usrdom_pwinfo(r_u, NT_STATUS_OK);
396
397 DEBUG(5,("_samr_get_usrdom_pwinfo: %d\n", __LINE__));
398
399 /*
400 * NT sometimes return NT_STATUS_ACCESS_DENIED
401 * I don't know yet why.
402 */
403
404 return r_u->status;
405 }
406
407
408 /*******************************************************************
409 samr_make_sam_obj_sd
410 ********************************************************************/
411
412 static NTSTATUS samr_make_sam_obj_sd(TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size)
413 {
414 extern DOM_SID global_sid_World;
415 DOM_SID adm_sid;
416 DOM_SID act_sid;
417
418 SEC_ACE ace[3];
419 SEC_ACCESS mask;
420
421 SEC_ACL *psa = NULL;
422
423 sid_copy(&adm_sid, &global_sid_Builtin);
424 sid_append_rid(&adm_sid, BUILTIN_ALIAS_RID_ADMINS);
425
426 sid_copy(&act_sid, &global_sid_Builtin);
427 sid_append_rid(&act_sid, BUILTIN_ALIAS_RID_ACCOUNT_OPS);
428
429 /*basic access for every one*/
430 init_sec_access(&mask, SAMR_EXECUTE | SAMR_READ);
431 init_sec_ace(&ace[0], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
432
433 /*full access for builtin aliases Administrators and Account Operators*/
434 init_sec_access(&mask, SAMR_ALL_ACCESS);
435 init_sec_ace(&ace[1], &adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
436 init_sec_ace(&ace[2], &act_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
437
438 if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, 3, ace)) == NULL)
439 return NT_STATUS_NO_MEMORY;
440
441 if ((*psd = make_sec_desc(ctx, SEC_DESC_REVISION, NULL, NULL, NULL, psa, sd_size)) == NULL)
442 return NT_STATUS_NO_MEMORY;
443
444 return NT_STATUS_OK;
445 }
446
447 /*******************************************************************
448 samr_make_dom_obj_sd
449 ********************************************************************/
450
451 static NTSTATUS samr_make_dom_obj_sd(TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size)
452 {
453 extern DOM_SID global_sid_World;
454 DOM_SID adm_sid;
455 DOM_SID act_sid;
456
457 SEC_ACE ace[3];
458 SEC_ACCESS mask;
459
460 SEC_ACL *psa = NULL;
461
462 sid_copy(&adm_sid, &global_sid_Builtin);
463 sid_append_rid(&adm_sid, BUILTIN_ALIAS_RID_ADMINS);
464
465 sid_copy(&act_sid, &global_sid_Builtin);
466 sid_append_rid(&act_sid, BUILTIN_ALIAS_RID_ACCOUNT_OPS);
467
468 /*basic access for every one*/
469 init_sec_access(&mask, DOMAIN_EXECUTE | DOMAIN_READ);
470 init_sec_ace(&ace[0], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
471
472 /*full access for builtin aliases Administrators and Account Operators*/
473 init_sec_access(&mask, DOMAIN_ALL_ACCESS);
474 init_sec_ace(&ace[1], &adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
475 init_sec_ace(&ace[2], &act_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
476
477 if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, 3, ace)) == NULL)
478 return NT_STATUS_NO_MEMORY;
479
480 if ((*psd = make_sec_desc(ctx, SEC_DESC_REVISION, NULL, NULL, NULL, psa, sd_size)) == NULL)
481 return NT_STATUS_NO_MEMORY;
482
483 return NT_STATUS_OK;
484 }
485
486 /*******************************************************************
487 samr_make_usr_obj_sd
488 ********************************************************************/
489
490 static NTSTATUS samr_make_usr_obj_sd(TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size, DOM_SID *usr_sid)
491 {
492 extern DOM_SID global_sid_World;
493 DOM_SID adm_sid;
494 DOM_SID act_sid;
495
496 SEC_ACE ace[4];
497 SEC_ACCESS mask;
498
499 SEC_ACL *psa = NULL;
500
501 sid_copy(&adm_sid, &global_sid_Builtin);
502 sid_append_rid(&adm_sid, BUILTIN_ALIAS_RID_ADMINS);
503
504 sid_copy(&act_sid, &global_sid_Builtin);
505 sid_append_rid(&act_sid, BUILTIN_ALIAS_RID_ACCOUNT_OPS);
506
507 /*basic access for every one*/
508 init_sec_access(&mask, USER_EXECUTE | USER_READ);
509 init_sec_ace(&ace[0], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
510
511 /*full access for builtin aliases Administrators and Account Operators*/
512 init_sec_access(&mask, USER_ALL_ACCESS);
513 init_sec_ace(&ace[1], &adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
514 init_sec_ace(&ace[2], &act_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
515
516 /*extended access for the user*/
517 init_sec_access(&mask,READ_CONTROL_ACCESS | USER_ACCESS_CHANGE_PASSWORD | USER_ACCESS_SET_LOC_COM);
518 init_sec_ace(&ace[3], usr_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
519
520 if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, 4, ace)) == NULL)
521 return NT_STATUS_NO_MEMORY;
522
523 if ((*psd = make_sec_desc(ctx, SEC_DESC_REVISION, NULL, NULL, NULL, psa, sd_size)) == NULL)
524 return NT_STATUS_NO_MEMORY;
525
526 return NT_STATUS_OK;
527 }
528
529 /*******************************************************************
530 samr_make_grp_obj_sd
531 ********************************************************************/
532
533 static NTSTATUS samr_make_grp_obj_sd(TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size)
534 {
535 extern DOM_SID global_sid_World;
536 DOM_SID adm_sid;
537 DOM_SID act_sid;
538
539 SEC_ACE ace[3];
540 SEC_ACCESS mask;
541
542 SEC_ACL *psa = NULL;
543
544 sid_copy(&adm_sid, &global_sid_Builtin);
545 sid_append_rid(&adm_sid, BUILTIN_ALIAS_RID_ADMINS);
546
547 sid_copy(&act_sid, &global_sid_Builtin);
548 sid_append_rid(&act_sid, BUILTIN_ALIAS_RID_ACCOUNT_OPS);
549
550 /*basic access for every one*/
551 init_sec_access(&mask, GROUP_EXECUTE | GROUP_READ);
552 init_sec_ace(&ace[0], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
553
554 /*full access for builtin aliases Administrators and Account Operators*/
555 init_sec_access(&mask, GROUP_ALL_ACCESS);
556 init_sec_ace(&ace[1], &adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
557 init_sec_ace(&ace[2], &act_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
558
559 if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, 3, ace)) == NULL)
560 return NT_STATUS_NO_MEMORY;
561
562 if ((*psd = make_sec_desc(ctx, SEC_DESC_REVISION, NULL, NULL, NULL, psa, sd_size)) == NULL)
563 return NT_STATUS_NO_MEMORY;
564
565 return NT_STATUS_OK;
566 }
567
568 /*******************************************************************
569 samr_make_ali_obj_sd
570 ********************************************************************/
571
572 static NTSTATUS samr_make_ali_obj_sd(TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size)
573 {
574 extern DOM_SID global_sid_World;
575 DOM_SID adm_sid;
576 DOM_SID act_sid;
577
578 SEC_ACE ace[3];
579 SEC_ACCESS mask;
580
581 SEC_ACL *psa = NULL;
582
583 sid_copy(&adm_sid, &global_sid_Builtin);
584 sid_append_rid(&adm_sid, BUILTIN_ALIAS_RID_ADMINS);
585
586 sid_copy(&act_sid, &global_sid_Builtin);
587 sid_append_rid(&act_sid, BUILTIN_ALIAS_RID_ACCOUNT_OPS);
588
589 /*basic access for every one*/
590 init_sec_access(&mask, ALIAS_EXECUTE | ALIAS_READ);
591 init_sec_ace(&ace[0], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
592
593 /*full access for builtin aliases Administrators and Account Operators*/
594 init_sec_access(&mask, ALIAS_ALL_ACCESS);
595 init_sec_ace(&ace[1], &adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
596 init_sec_ace(&ace[2], &act_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
597
598 if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, 3, ace)) == NULL)
599 return NT_STATUS_NO_MEMORY;
600
601 if ((*psd = make_sec_desc(ctx, SEC_DESC_REVISION, NULL, NULL, NULL, psa, sd_size)) == NULL)
602 return NT_STATUS_NO_MEMORY;
603
604 return NT_STATUS_OK;
605 }
606
607 static BOOL get_lsa_policy_samr_sid(pipes_struct *p, POLICY_HND *pol, DOM_SID *sid, uint32 *acc_granted)
608 {
609 struct samr_info *info = NULL;
610
611 /* find the policy handle. open a policy on it. */
612 if (!find_policy_by_hnd(p, pol, (void **)&info))
613 return False;
614
615 if (!info)
616 return False;
617
618 *sid = info->sid;
619 *acc_granted = info->acc_granted;
620 return True;
621 }
622
623 /*******************************************************************
624 _samr_set_sec_obj
625 ********************************************************************/
626
627 NTSTATUS _samr_set_sec_obj(pipes_struct *p, SAMR_Q_SET_SEC_OBJ *q_u, SAMR_R_SET_SEC_OBJ *r_u)
628 {
629 DEBUG(0,("_samr_set_sec_obj: Not yet implemented!\n"));
630 return NT_STATUS_NOT_IMPLEMENTED;
631 }
632
633
634 /*******************************************************************
635 _samr_query_sec_obj
636 ********************************************************************/
637
638 NTSTATUS _samr_query_sec_obj(pipes_struct *p, SAMR_Q_QUERY_SEC_OBJ *q_u, SAMR_R_QUERY_SEC_OBJ *r_u)
639 {
640 DOM_SID pol_sid;
641 fstring str_sid;
642 SEC_DESC * psd = NULL;
643 size_t sd_size;
644 uint32 acc_granted;
645
646 r_u->status = NT_STATUS_OK;
647
648 /* Get the SID. */
649 if (!get_lsa_policy_samr_sid(p, &q_u->user_pol, &pol_sid, &acc_granted))
650 return NT_STATUS_INVALID_HANDLE;
651
652
653
654 DEBUG(10,("_samr_query_sec_obj: querying security on SID: %s\n", sid_to_string(str_sid, &pol_sid)));
655
656 /* Check what typ of SID is beeing queried (e.g Domain SID, User SID, Group SID) */
657
658 /* To query the security of the SAM it self an invalid SID with S-0-0 is passed to this function */
659 if (pol_sid.sid_rev_num == 0)
660 {
661 DEBUG(5,("_samr_query_sec_obj: querying security on SAM\n"));
662 r_u->status = samr_make_sam_obj_sd(p->mem_ctx, &psd, &sd_size);
663 }
664 else if (sid_equal(&pol_sid,get_global_sam_sid())) /* check if it is our domain SID */
665
666 {
667 DEBUG(5,("_samr_query_sec_obj: querying security on Domain with SID: %s\n", sid_to_string(str_sid, &pol_sid)));
668 r_u->status = samr_make_dom_obj_sd(p->mem_ctx, &psd, &sd_size);
669 }
670 else if (sid_equal(&pol_sid,&global_sid_Builtin)) /* check if it is the Builtin Domain */
671 {
672 /* TODO: Builtin probably needs a different SD with restricted write access*/
673 DEBUG(5,("_samr_query_sec_obj: querying security on Builtin Domain with SID: %s\n", sid_to_string(str_sid, &pol_sid)));
674 r_u->status = samr_make_dom_obj_sd(p->mem_ctx, &psd, &sd_size);
675 }
676 else if (sid_check_is_in_our_domain(&pol_sid) ||
677 sid_check_is_in_builtin(&pol_sid))
678 {
679 /* TODO: different SDs have to be generated for aliases groups and users.
680 Currently all three get a default user SD */
681 DEBUG(10,("_samr_query_sec_obj: querying security on Object with SID: %s\n", sid_to_string(str_sid, &pol_sid)));
682 r_u->status = samr_make_usr_obj_sd(p->mem_ctx, &psd,&sd_size, &pol_sid);
683 }
684 else return NT_STATUS_OBJECT_TYPE_MISMATCH;
685
686 if ((r_u->buf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL)
687 return NT_STATUS_NO_MEMORY;
688
689 if (NT_STATUS_IS_OK(r_u->status))
690 r_u->ptr = 1;
691
692 return r_u->status;
693 }
694
695 /*******************************************************************
696 makes a SAM_ENTRY / UNISTR2* structure from a user list.
697 ********************************************************************/
698
699 static NTSTATUS make_user_sam_entry_list(TALLOC_CTX *ctx, SAM_ENTRY **sam_pp, UNISTR2 **uni_name_pp,
700 uint32 num_entries, uint32 start_idx, DISP_USER_INFO *disp_user_info,
701 DOM_SID *domain_sid)
702 {
703 uint32 i;
704 SAM_ENTRY *sam;
705 UNISTR2 *uni_name;
706 SAM_ACCOUNT *pwd = NULL;
707 UNISTR2 uni_temp_name;
708 const char *temp_name;
709 const DOM_SID *user_sid;
710 uint32 user_rid;
711 fstring user_sid_string;
712 fstring domain_sid_string;
713
714 *sam_pp = NULL;
715 *uni_name_pp = NULL;
716
717 if (num_entries == 0)
718 return NT_STATUS_OK;
719
720 sam = (SAM_ENTRY *)talloc_zero(ctx, sizeof(SAM_ENTRY)*num_entries);
721
722 uni_name = (UNISTR2 *)talloc_zero(ctx, sizeof(UNISTR2)*num_entries);
723
724 if (sam == NULL || uni_name == NULL) {
725 DEBUG(0, ("make_user_sam_entry_list: talloc_zero failed!\n"));
726 return NT_STATUS_NO_MEMORY;
727 }
728
729 for (i = 0; i < num_entries; i++) {
730 pwd = disp_user_info[i+start_idx].sam;
731 temp_name = pdb_get_username(pwd);
732 init_unistr2(&uni_temp_name, temp_name, strlen(temp_name)+1);
733 user_sid = pdb_get_user_sid(pwd);
734
735 if (!sid_peek_check_rid(domain_sid, user_sid, &user_rid)) {
736 DEBUG(0, ("make_user_sam_entry_list: User %s has SID %s, which conflicts with "
737 "the domain sid %s. Failing operation.\n",
738 temp_name,
739 sid_to_string(user_sid_string, user_sid),
740 sid_to_string(domain_sid_string, domain_sid)));
741 return NT_STATUS_UNSUCCESSFUL;
742 }
743
744 init_sam_entry(&sam[i], uni_temp_name.uni_str_len, user_rid);
745 copy_unistr2(&uni_name[i], &uni_temp_name);
746 }
747
748 *sam_pp = sam;
749 *uni_name_pp = uni_name;
750 return NT_STATUS_OK;
751 }
752
753 /*******************************************************************
754 samr_reply_enum_dom_users
755 ********************************************************************/
756
757 NTSTATUS _samr_enum_dom_users(pipes_struct *p, SAMR_Q_ENUM_DOM_USERS *q_u,
758 SAMR_R_ENUM_DOM_USERS *r_u)
759 {
760 struct samr_info *info = NULL;
761 uint32 struct_size=0x20; /* W2K always reply that, client doesn't care */
762 int num_account;
763 uint32 enum_context=q_u->start_idx;
764 uint32 max_size=q_u->max_size;
765 uint32 temp_size;
766 enum remote_arch_types ra_type = get_remote_arch();
767 int max_sam_entries = (ra_type == RA_WIN95) ? MAX_SAM_ENTRIES_W95 : MAX_SAM_ENTRIES_W2K;
768 uint32 max_entries = max_sam_entries;
769 DOM_SID domain_sid;
770
771 r_u->status = NT_STATUS_OK;
772
773 /* find the policy handle. open a policy on it. */
774 if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info))
775 return NT_STATUS_INVALID_HANDLE;
776
777 domain_sid = info->sid;
778
779 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(info->acc_granted,
780 DOMAIN_ACCESS_ENUM_ACCOUNTS,
781 "_samr_enum_dom_users"))) {
782 return r_u->status;
783 }
784
785 DEBUG(5,("_samr_enum_dom_users: %d\n", __LINE__));
786
787 become_root();
788 r_u->status=load_sampwd_entries(info, q_u->acb_mask);
789 unbecome_root();
790
791 if (!NT_STATUS_IS_OK(r_u->status))
792 return r_u->status;
793
794 num_account = info->disp_info.num_user_account;
795
796 if (enum_context > num_account) {
797 DEBUG(5, ("_samr_enum_dom_users: enumeration handle over total entries\n"));
798 return NT_STATUS_OK;
799 }
800
801 /* verify we won't overflow */
802 if (max_entries > num_account-enum_context) {
803 max_entries = num_account-enum_context;
804 DEBUG(5, ("_samr_enum_dom_users: only %d entries to return\n", max_entries));
805 }
806
807 /* calculate the size and limit on the number of entries we will return */
808 temp_size=max_entries*struct_size;
809
810 if (temp_size>max_size) {
811 max_entries=MIN((max_size/struct_size),max_entries);;
812 DEBUG(5, ("_samr_enum_dom_users: buffer size limits to only %d entries\n", max_entries));
813 }
814
815 /*
816 * Note from JRA. total_entries is not being used here. Currently if there is a
817 * large user base then it looks like NT will enumerate until get_sampwd_entries
818 * returns False due to num_entries being zero. This will cause an access denied
819 * return. I don't think this is right and needs further investigation. Note that
820 * this is also the same in the TNG code (I don't think that has been tested with
821 * a very large user list as MAX_SAM_ENTRIES is set to 600).
822 *
823 * I also think that one of the 'num_entries' return parameters is probably
824 * the "max entries" parameter - but in the TNG code they're all currently set to the same
825 * value (again I think this is wrong).
826 */
827
828 r_u->status = make_user_sam_entry_list(p->mem_ctx, &r_u->sam, &r_u->uni_acct_name,
829 max_entries, enum_context,
830 info->disp_info.disp_user_info,
831 &domain_sid);
832
833 if (!NT_STATUS_IS_OK(r_u->status))
834 return r_u->status;
835
836 if (enum_context+max_entries < num_account)
837 r_u->status = STATUS_MORE_ENTRIES;
838
839 DEBUG(5, ("_samr_enum_dom_users: %d\n", __LINE__));
840
841 init_samr_r_enum_dom_users(r_u, q_u->start_idx + max_entries, max_entries);
842
843 DEBUG(5,("_samr_enum_dom_users: %d\n", __LINE__));
844
845 return r_u->status;
846 }
847
848 /*******************************************************************
849 makes a SAM_ENTRY / UNISTR2* structure from a group list.
850 ********************************************************************/
851
852 static void make_group_sam_entry_list(TALLOC_CTX *ctx, SAM_ENTRY **sam_pp, UNISTR2 **uni_name_pp,
853 uint32 num_sam_entries, DOMAIN_GRP *grp)
854 {
855 uint32 i;
856 SAM_ENTRY *sam;
857 UNISTR2 *uni_name;
858
859 *sam_pp = NULL;
860 *uni_name_pp = NULL;
861
862 if (num_sam_entries == 0)
863 return;
864
865 sam = (SAM_ENTRY *)talloc_zero(ctx, sizeof(SAM_ENTRY)*num_sam_entries);
866
867 uni_name = (UNISTR2 *)talloc_zero(ctx, sizeof(UNISTR2)*num_sam_entries);
868
869 if (sam == NULL || uni_name == NULL) {
870 DEBUG(0, ("NULL pointers in SAMR_R_QUERY_DISPINFO\n"));
871 return;
872 }
873
874 for (i = 0; i < num_sam_entries; i++) {
875 /*
876 * JRA. I think this should include the null. TNG does not.
877 */
878 int len = strlen(grp[i].name)+1;
879
880 init_sam_entry(&sam[i], len, grp[i].rid);
881 init_unistr2(&uni_name[i], grp[i].name, len);
882 }
883
884 *sam_pp = sam;
885 *uni_name_pp = uni_name;
886 }
887
888 /*******************************************************************
889 Get the group entries - similar to get_sampwd_entries().
890 ********************************************************************/
891
892 static NTSTATUS get_group_alias_entries(TALLOC_CTX *ctx, DOMAIN_GRP **d_grp, DOM_SID *sid, uint32 start_idx,
893 uint32 *p_num_entries, uint32 max_entries)
894 {
895 fstring sid_str;
896 uint32 num_entries = 0;
897 int i;
898 GROUP_MAP smap;
899 GROUP_MAP *map;
900
901 sid_to_string(sid_str, sid);
902 DEBUG(5, ("get_group_alias_entries: enumerating aliases on SID: %s\n", sid_str));
903
904 *p_num_entries = 0;
905
906 /* well-known aliases */
907 if (sid_equal(sid, &global_sid_Builtin) && !lp_hide_local_users()) {
908
909 enum_group_mapping(SID_NAME_ALIAS, &map, (int *)&num_entries, ENUM_ONLY_MAPPED, MAPPING_WITHOUT_PRIV);
910
911 if (num_entries != 0) {
912 *d_grp=(DOMAIN_GRP *)talloc_zero(ctx, num_entries*sizeof(DOMAIN_GRP));
913 if (*d_grp==NULL)
914 return NT_STATUS_NO_MEMORY;
915
916 for(i=0; i<num_entries && i<max_entries; i++) {
917 fstrcpy((*d_grp)[i].name, map[i+start_idx].nt_name);
918 sid_split_rid(&map[i+start_idx].sid, &(*d_grp)[i].rid);
919
920 }
921 }
922 SAFE_FREE(map);
923
924 } else if (sid_equal(sid, get_global_sam_sid()) && !lp_hide_local_users()) {
925 struct sys_grent *glist;
926 struct sys_grent *grp;
927 struct passwd *pw;
928 gid_t winbind_gid_low, winbind_gid_high;
929 BOOL winbind_groups_exist = lp_winbind_gid(&winbind_gid_low, &winbind_gid_high);
930
931 /* local aliases */
932 /* we return the UNIX groups here. This seems to be the right */
933 /* thing to do, since NT member servers return their local */
934 /* groups in the same situation. */
935
936 /* use getgrent_list() to retrieve the list of groups to avoid
937 * problems with getgrent possible infinite loop by internal
938 * libc grent structures overwrites by called functions */
939 grp = glist = getgrent_list();
940 if (grp == NULL)
941 return NT_STATUS_NO_MEMORY;
942
943 for (; (num_entries < max_entries) && (grp != NULL); grp = grp->next) {
944 uint32 trid;
945
946 if(!get_group_from_gid(grp->gr_gid, &smap, MAPPING_WITHOUT_PRIV))
947 continue;
948
949 if (smap.sid_name_use!=SID_NAME_ALIAS) {
950 continue;
951 }
952
953 sid_split_rid(&smap.sid, &trid);
954
955 if (!sid_equal(sid, &smap.sid))
956 continue;
957
958 /* Don't return winbind groups as they are not local! */
959 if (winbind_groups_exist && (grp->gr_gid >= winbind_gid_low)&&(grp->gr_gid <= winbind_gid_high)) {
960 DEBUG(10,("get_group_alias_entries: not returing %s, not local.\n", smap.nt_name ));
961 continue;
962 }
963
964 /* Don't return user private groups... */
965
966 if ((pw = Get_Pwnam(smap.nt_name)) != 0) {
967 DEBUG(10,("get_group_alias_entries: not returing %s, clashes with user.\n", smap.nt_name ));
968 continue;
969 }
970
971 for( i = 0; i < num_entries; i++)
972 if ( (*d_grp)[i].rid == trid )
973 break;
974
975 if ( i < num_entries ) {
976 continue; /* rid was there, dup! */
977 }
978
979 /* JRA - added this for large group db enumeration... */
980
981 if (start_idx > 0) {
982 /* skip the requested number of entries.
983 not very efficient, but hey...
984 */
985 start_idx--;
986 continue;
987 }
988
989 *d_grp=talloc_realloc(ctx,*d_grp, (num_entries+1)*sizeof(DOMAIN_GRP));
990 if (*d_grp==NULL) {
991 grent_free(glist);
992 return NT_STATUS_NO_MEMORY;
993 }
994
995 fstrcpy((*d_grp)[num_entries].name, smap.nt_name);
996 (*d_grp)[num_entries].rid = trid;
997 num_entries++;
998 DEBUG(10,("get_group_alias_entries: added entry %d, rid:%d\n", num_entries, trid));
999 }
1000
1001 grent_free(glist);
1002 }
1003
1004 *p_num_entries = num_entries;
1005
1006 DEBUG(10,("get_group_alias_entries: returning %d entries\n", *p_num_entries));
1007
1008 if (num_entries >= max_entries)
1009 return STATUS_MORE_ENTRIES;
1010 return NT_STATUS_OK;
1011 }
1012
1013 /*******************************************************************
1014 Get the group entries - similar to get_sampwd_entries().
1015 ********************************************************************/
1016
1017 static NTSTATUS get_group_domain_entries(TALLOC_CTX *ctx, DOMAIN_GRP **d_grp, DOM_SID *sid, uint32 start_idx,
1018 uint32 *p_num_entries, uint32 max_entries)
1019 {
1020 GROUP_MAP *map=NULL;
1021 int i;
1022 uint32 group_entries = 0;
1023 uint32 num_entries = 0;
1024
1025 *p_num_entries = 0;
1026
1027 enum_group_mapping(SID_NAME_DOM_GRP, &map, (int *)&group_entries, ENUM_ONLY_MAPPED, MAPPING_WITHOUT_PRIV);
1028
1029 num_entries=group_entries-start_idx;
1030
1031 /* limit the number of entries */
1032 if (num_entries>max_entries) {
1033 DEBUG(5,("Limiting to %d entries\n", max_entries));
1034 num_entries=max_entries;
1035 }
1036
1037 *d_grp=(DOMAIN_GRP *)talloc_zero(ctx, num_entries*sizeof(DOMAIN_GRP));
1038 if (num_entries!=0 && *d_grp==NULL){
1039 SAFE_FREE(map);
1040 return NT_STATUS_NO_MEMORY;
1041 }
1042
1043 for (i=0; i<num_entries; i++) {
1044 fstrcpy((*d_grp)[i].name, map[i+start_idx].nt_name);
1045 fstrcpy((*d_grp)[i].comment, map[i+start_idx].comment);
1046 sid_split_rid(&map[i+start_idx].sid, &(*d_grp)[i].rid);
1047 (*d_grp)[i].attr=SID_NAME_DOM_GRP;
1048 }
1049
1050 SAFE_FREE(map);
1051
1052 *p_num_entries = num_entries;
1053
1054 return NT_STATUS_OK;
1055 }
1056
1057 /*******************************************************************
1058 samr_reply_enum_dom_groups
1059 Only reply with one group - domain admins. This must be fixed for
1060 a real PDC. JRA.
1061 ********************************************************************/
1062
1063 NTSTATUS _samr_enum_dom_groups(pipes_struct *p, SAMR_Q_ENUM_DOM_GROUPS *q_u, SAMR_R_ENUM_DOM_GROUPS *r_u)
1064 {
1065 DOMAIN_GRP *grp=NULL;
1066 uint32 num_entries;
1067 DOM_SID sid;
1068 uint32 acc_granted;
1069
1070 r_u->status = NT_STATUS_OK;
1071
1072 if (!get_lsa_policy_samr_sid(p, &q_u->pol, &sid, &acc_granted))
1073 return NT_STATUS_INVALID_HANDLE;
1074
1075 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, DOMAIN_ACCESS_ENUM_ACCOUNTS, "_samr_enum_dom_groups"))) {
1076 return r_u->status;
1077 }
1078
1079 DEBUG(5,("samr_reply_enum_dom_groups: %d\n", __LINE__));
1080
1081 /* the domain group array is being allocated in the function below */
1082 get_group_domain_entries(p->mem_ctx, &grp, &sid, q_u->start_idx, &num_entries, MAX_SAM_ENTRIES);
1083
1084 make_group_sam_entry_list(p->mem_ctx, &r_u->sam, &r_u->uni_grp_name, num_entries, grp);
1085
1086 init_samr_r_enum_dom_groups(r_u, q_u->start_idx, num_entries);
1087
1088 DEBUG(5,("samr_enum_dom_groups: %d\n", __LINE__));
1089
1090 return r_u->status;
1091 }
1092
1093
1094 /*******************************************************************
1095 samr_reply_enum_dom_aliases
1096 ********************************************************************/
1097
1098 NTSTATUS _samr_enum_dom_aliases(pipes_struct *p, SAMR_Q_ENUM_DOM_ALIASES *q_u, SAMR_R_ENUM_DOM_ALIASES *r_u)
1099 {
1100 DOMAIN_GRP *grp=NULL;
1101 uint32 num_entries = 0;
1102 fstring sid_str;
1103 DOM_SID sid;
1104 NTSTATUS status;
1105 uint32 acc_granted;
1106
1107 r_u->status = NT_STATUS_OK;
1108
1109 if (!get_lsa_policy_samr_sid(p, &q_u->pol, &sid, &acc_granted))
1110 return NT_STATUS_INVALID_HANDLE;
1111
1112 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, DOMAIN_ACCESS_ENUM_ACCOUNTS, "_samr_enum_dom_aliases"))) {
1113 return r_u->status;
1114 }
1115
1116 sid_to_string(sid_str, &sid);
1117 DEBUG(5,("samr_reply_enum_dom_aliases: sid %s\n", sid_str));
1118
1119 status = get_group_alias_entries(p->mem_ctx, &grp, &sid, q_u->start_idx,
1120 &num_entries, MAX_SAM_ENTRIES);
1121 if (NT_STATUS_IS_ERR(status)) return status;
1122
1123 make_group_sam_entry_list(p->mem_ctx, &r_u->sam, &r_u->uni_grp_name, num_entries, grp);
1124
1125 /*safe_free(grp);*/
1126
1127 init_samr_r_enum_dom_aliases(r_u, q_u->start_idx + num_entries, num_entries);
1128
1129 DEBUG(5,("samr_enum_dom_aliases: %d\n", __LINE__));
1130
1131 return r_u->status;
1132 }
1133
1134 /*******************************************************************
1135 samr_reply_query_dispinfo
1136 ********************************************************************/
1137 NTSTATUS _samr_query_dispinfo(pipes_struct *p, SAMR_Q_QUERY_DISPINFO *q_u,
1138 SAMR_R_QUERY_DISPINFO *r_u)
1139 {
1140 struct samr_info *info = NULL;
1141 uint32 struct_size=0x20; /* W2K always reply that, client doesn't care */
1142 uint16 acb_mask;
1143
1144 uint32 max_entries=q_u->max_entries;
1145 uint32 enum_context=q_u->start_idx;
1146 uint32 max_size=q_u->max_size;
1147
1148 SAM_DISPINFO_CTR *ctr;
1149 uint32 temp_size=0, total_data_size=0;
1150 NTSTATUS disp_ret;
1151 uint32 num_account = 0;
1152 enum remote_arch_types ra_type = get_remote_arch();
1153 int max_sam_entries = (ra_type == RA_WIN95) ? MAX_SAM_ENTRIES_W95 : MAX_SAM_ENTRIES_W2K;
1154 DOM_SID domain_sid;
1155
1156 DEBUG(5, ("samr_reply_query_dispinfo: %d\n", __LINE__));
1157 r_u->status = NT_STATUS_OK;
1158
1159 /* find the policy handle. open a policy on it. */
1160 if (!find_policy_by_hnd(p, &q_u->domain_pol, (void **)&info))
1161 return NT_STATUS_INVALID_HANDLE;
1162
1163 domain_sid = info->sid;
1164
1165 /*
1166 * calculate how many entries we will return.
1167 * based on
1168 * - the number of entries the client asked
1169 * - our limit on that
1170 * - the starting point (enumeration context)
1171 * - the buffer size the client will accept
1172 */
1173
1174 /*
1175 * We are a lot more like W2K. Instead of reading the SAM
1176 * each time to find the records we need to send back,
1177 * we read it once and link that copy to the sam handle.
1178 * For large user list (over the MAX_SAM_ENTRIES)
1179 * it's a definitive win.
1180 * second point to notice: between enumerations
1181 * our sam is now the same as it's a snapshoot.
1182 * third point: got rid of the static SAM_USER_21 struct
1183 * no more intermediate.
1184 * con: it uses much more memory, as a full copy is stored
1185 * in memory.
1186 *
1187 * If you want to change it, think twice and think
1188 * of the second point , that's really important.
1189 *
1190 * JFM, 12/20/2001
1191 */
1192
1193 /* Get what we need from the password database */
1194
1195 if (q_u->switch_level==2)
1196 acb_mask = ACB_WSTRUST;
1197 else
1198 acb_mask = ACB_NORMAL;
1199
1200 /* Get what we need from the password database */
1201 switch (q_u->switch_level) {
1202 case 0x1:
1203 case 0x2:
1204 case 0x4:
1205 become_root();
1206 r_u->status=load_sampwd_entries(info, acb_mask);
1207 unbecome_root();
1208 if (!NT_STATUS_IS_OK(r_u->status)) {
1209 DEBUG(5, ("_samr_query_dispinfo: load_sampwd_entries failed\n"));
1210 return r_u->status;
1211 }
1212 num_account = info->disp_info.num_user_account;
1213 break;
1214 case 0x3:
1215 case 0x5:
1216 r_u->status = load_group_domain_entries(info, &info->sid);
1217 if (!NT_STATUS_IS_OK(r_u->status))
1218 return r_u->status;
1219 num_account = info->disp_info.num_group_account;
1220 break;
1221 default:
1222 DEBUG(0,("_samr_query_dispinfo: Unknown info level (%u)\n", (unsigned int)q_u->switch_level ));
1223 return NT_STATUS_INVALID_INFO_CLASS;
1224 }
1225
1226 /* first limit the number of entries we will return */
1227 if(max_entries > max_sam_entries) {
1228 DEBUG(5, ("samr_reply_query_dispinfo: client requested %d entries, limiting to %d\n", max_entries, max_sam_entries));
1229 max_entries = max_sam_entries;
1230 }
1231
1232 if (enum_context > num_account) {
1233 DEBUG(5, ("samr_reply_query_dispinfo: enumeration handle over total entries\n"));
1234 return NT_STATUS_NO_MORE_ENTRIES;
1235 }
1236
1237 /* verify we won't overflow */
1238 if (max_entries > num_account-enum_context) {
1239 max_entries = num_account-enum_context;
1240 DEBUG(5, ("samr_reply_query_dispinfo: only %d entries to return\n", max_entries));
1241 }
1242
1243 /* calculate the size and limit on the number of entries we will return */
1244 temp_size=max_entries*struct_size;
1245
1246 if (temp_size>max_size) {
1247 max_entries=MIN((max_size/struct_size),max_entries);;
1248 DEBUG(5, ("samr_reply_query_dispinfo: buffer size limits to only %d entries\n", max_entries));
1249 }
1250
1251 if (!(ctr = (SAM_DISPINFO_CTR *)talloc_zero(p->mem_ctx,sizeof(SAM_DISPINFO_CTR))))
1252 return NT_STATUS_NO_MEMORY;
1253
1254 ZERO_STRUCTP(ctr);
1255
1256 /* Now create reply structure */
1257 switch (q_u->switch_level) {
1258 case 0x1:
1259 if (max_entries) {
1260 if (!(ctr->sam.info1 = (SAM_DISPINFO_1 *)talloc_zero(p->mem_ctx,max_entries*sizeof(SAM_DISPINFO_1))))
1261 return NT_STATUS_NO_MEMORY;
1262 }
1263 disp_ret = init_sam_dispinfo_1(p->mem_ctx, ctr->sam.info1, max_entries, enum_context,
1264 info->disp_info.disp_user_info, &domain_sid);
1265 if (!NT_STATUS_IS_OK(disp_ret))
1266 return disp_ret;
1267 break;
1268 case 0x2:
1269 if (max_entries) {
1270 if (!(ctr->sam.info2 = (SAM_DISPINFO_2 *)talloc_zero(p->mem_ctx,max_entries*sizeof(SAM_DISPINFO_2))))
1271 return NT_STATUS_NO_MEMORY;
1272 }
1273 disp_ret = init_sam_dispinfo_2(p->mem_ctx, ctr->sam.info2, max_entries, enum_context,
1274 info->disp_info.disp_user_info, &domain_sid);
1275 if (!NT_STATUS_IS_OK(disp_ret))
1276 return disp_ret;
1277 break;
1278 case 0x3:
1279 if (max_entries) {
1280 if (!(ctr->sam.info3 = (SAM_DISPINFO_3 *)talloc_zero(p->mem_ctx,max_entries*sizeof(SAM_DISPINFO_3))))
1281 return NT_STATUS_NO_MEMORY;
1282 }
1283 disp_ret = init_sam_dispinfo_3(p->mem_ctx, ctr->sam.info3, max_entries, enum_context, info->disp_info.disp_group_info);
1284 if (!NT_STATUS_IS_OK(disp_ret))
1285 return disp_ret;
1286 break;
1287 case 0x4:
1288 if (max_entries) {
1289 if (!(ctr->sam.info4 = (SAM_DISPINFO_4 *)talloc_zero(p->mem_ctx,max_entries*sizeof(SAM_DISPINFO_4))))
1290 return NT_STATUS_NO_MEMORY;
1291 }
1292 disp_ret = init_sam_dispinfo_4(p->mem_ctx, ctr->sam.info4, max_entries, enum_context, info->disp_info.disp_user_info);
1293 if (!NT_STATUS_IS_OK(disp_ret))
1294 return disp_ret;
1295 break;
1296 case 0x5:
1297 if (max_entries) {
1298 if (!(ctr->sam.info5 = (SAM_DISPINFO_5 *)talloc_zero(p->mem_ctx,max_entries*sizeof(SAM_DISPINFO_5))))
1299 return NT_STATUS_NO_MEMORY;
1300 }
1301 disp_ret = init_sam_dispinfo_5(p->mem_ctx, ctr->sam.info5, max_entries, enum_context, info->disp_info.disp_group_info);
1302 if (!NT_STATUS_IS_OK(disp_ret))
1303 return disp_ret;
1304 break;
1305
1306 default:
1307 ctr->sam.info = NULL;
1308 return NT_STATUS_INVALID_INFO_CLASS;
1309 }
1310
1311 /* calculate the total size */
1312 total_data_size=num_account*struct_size;
1313
1314 if (enum_context+max_entries < num_account)
1315 r_u->status = STATUS_MORE_ENTRIES;
1316
1317 DEBUG(5, ("_samr_query_dispinfo: %d\n", __LINE__));
1318
1319 init_samr_r_query_dispinfo(r_u, max_entries, total_data_size, temp_size, q_u->switch_level, ctr, r_u->status);
1320
1321 return r_u->status;
1322
1323 }
1324
1325 /*******************************************************************
1326 samr_reply_query_aliasinfo
1327 ********************************************************************/
1328
1329 NTSTATUS _samr_query_aliasinfo(pipes_struct *p, SAMR_Q_QUERY_ALIASINFO *q_u, SAMR_R_QUERY_ALIASINFO *r_u)
1330 {
1331 DOM_SID sid;
1332 GROUP_MAP map;
1333 uint32 acc_granted;
1334
1335 r_u->status = NT_STATUS_OK;
1336
1337 DEBUG(5,("_samr_query_aliasinfo: %d\n", __LINE__));
1338
1339 /* find the policy handle. open a policy on it. */
1340 if (!get_lsa_policy_samr_sid(p, &q_u->pol, &sid, &acc_granted))
1341 return NT_STATUS_INVALID_HANDLE;
1342 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, ALIAS_ACCESS_LOOKUP_INFO, "_samr_query_aliasinfo"))) {
1343 return r_u->status;
1344 }
1345
1346 if (!sid_check_is_in_our_domain(&sid) &&
1347 !sid_check_is_in_builtin(&sid))
1348 return NT_STATUS_OBJECT_TYPE_MISMATCH;
1349
1350 if (!get_local_group_from_sid(sid, &map, MAPPING_WITHOUT_PRIV))
1351 return NT_STATUS_NO_SUCH_ALIAS;
1352
1353 switch (q_u->switch_level) {
1354 case 1:
1355 r_u->ptr = 1;
1356 r_u->ctr.switch_value1 = 1;
1357 init_samr_alias_info1(&r_u->ctr.alias.info1, map.nt_name, 1, map.comment);
1358 break;
1359 case 3:
1360 r_u->ptr = 1;
1361 r_u->ctr.switch_value1 = 3;
1362 init_samr_alias_info3(&r_u->ctr.alias.info3, map.comment);
1363 break;
1364 default:
1365 return NT_STATUS_INVALID_INFO_CLASS;
1366 }
1367
1368 DEBUG(5,("_samr_query_aliasinfo: %d\n", __LINE__));
1369
1370 return r_u->status;
1371 }
1372
1373 #if 0
1374 /*******************************************************************
1375 samr_reply_lookup_ids
1376 ********************************************************************/
1377
1378 uint32 _samr_lookup_ids(pipes_struct *p, SAMR_Q_LOOKUP_IDS *q_u, SAMR_R_LOOKUP_IDS *r_u)
1379 {
1380 uint32 rid[MAX_SAM_ENTRIES];
1381 int num_rids = q_u->num_sids1;
1382
1383 r_u->status = NT_STATUS_OK;
1384
1385 DEBUG(5,("_samr_lookup_ids: %d\n", __LINE__));
1386
1387 if (num_rids > MAX_SAM_ENTRIES) {
1388 num_rids = MAX_SAM_ENTRIES;
1389 DEBUG(5,("_samr_lookup_ids: truncating entries to %d\n", num_rids));
1390 }
1391
1392 #if 0
1393 int i;
1394 SMB_ASSERT_ARRAY(q_u->uni_user_name, num_rids);
1395
1396 for (i = 0; i < num_rids && status == 0; i++)
1397 {
1398 struct sam_passwd *sam_pass;
1399 fstring user_name;
1400
1401
1402 fstrcpy(user_name, unistrn2(q_u->uni_user_name[i].buffer,
1403 q_u->uni_user_name[i].uni_str_len));
1404
1405 /* find the user account */
1406 become_root();
1407 sam_pass = get_smb21pwd_entry(user_name, 0);
1408 unbecome_root();
1409
1410 if (sam_pass == NULL)
1411 {
1412 status = 0xC0000000 | NT_STATUS_NO_SUCH_USER;
1413 rid[i] = 0;
1414 }
1415 else
1416 {
1417 rid[i] = sam_pass->user_rid;
1418 }
1419 }
1420 #endif
1421
1422 num_rids = 1;
1423 rid[0] = BUILTIN_ALIAS_RID_USERS;
1424
1425 init_samr_r_lookup_ids(&r_u, num_rids, rid, NT_STATUS_OK);
1426
1427 DEBUG(5,("_samr_lookup_ids: %d\n", __LINE__));
1428
1429 return r_u->status;
1430 }
1431 #endif
1432
1433 /*******************************************************************
1434 _samr_lookup_names
1435 ********************************************************************/
1436
1437 NTSTATUS _samr_lookup_names(pipes_struct *p, SAMR_Q_LOOKUP_NAMES *q_u, SAMR_R_LOOKUP_NAMES *r_u)
1438 {
1439 uint32 rid[MAX_SAM_ENTRIES];
1440 uint32 local_rid;
1441 enum SID_NAME_USE type[MAX_SAM_ENTRIES];
1442 enum SID_NAME_USE local_type;
1443 int i;
1444 int num_rids = q_u->num_names2;
1445 DOM_SID pol_sid;
1446 fstring sid_str;
1447 uint32 acc_granted;
1448
1449 r_u->status = NT_STATUS_OK;
1450
1451 DEBUG(5,("_samr_lookup_names: %d\n", __LINE__));
1452
1453 ZERO_ARRAY(rid);
1454 ZERO_ARRAY(type);
1455
1456 if (!get_lsa_policy_samr_sid(p, &q_u->pol, &pol_sid, &acc_granted)) {
1457 init_samr_r_lookup_names(p->mem_ctx, r_u, 0, NULL, NULL, NT_STATUS_OBJECT_TYPE_MISMATCH);
1458 return r_u->status;
1459 }
1460
1461 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, 0, "_samr_lookup_names"))) { /* Don't know the acc_bits yet */
1462 return r_u->status;
1463 }
1464
1465 if (num_rids > MAX_SAM_ENTRIES) {
1466 num_rids = MAX_SAM_ENTRIES;
1467 DEBUG(5,("_samr_lookup_names: truncating entries to %d\n", num_rids));
1468 }
1469
1470 DEBUG(5,("_samr_lookup_names: looking name on SID %s\n", sid_to_string(sid_str, &pol_sid)));
1471
1472 become_root(); /* local_lookup_name can require root privs */
1473
1474 for (i = 0; i < num_rids; i++) {
1475 fstring name;
1476 DOM_SID sid;
1477
1478 r_u->status = NT_STATUS_NONE_MAPPED;
1479
1480 rid [i] = 0xffffffff;
1481 type[i] = SID_NAME_UNKNOWN;
1482
1483 rpcstr_pull(name, q_u->uni_name[i].buffer, sizeof(name), q_u->uni_name[i].uni_str_len*2, 0);
1484
1485 /*
1486 * we are only looking for a name
1487 * the SID we get back can be outside
1488 * the scope of the pol_sid
1489 *
1490 * in clear: it prevents to reply to domain\group: yes
1491 * when only builtin\group exists.
1492 *
1493 * a cleaner code is to add the sid of the domain we're looking in
1494 * to the local_lookup_name function.
1495 */
1496 if(local_lookup_name(name, &sid, &local_type)) {
1497 sid_split_rid(&sid, &local_rid);
1498
1499 if (sid_equal(&sid, &pol_sid)) {
1500 rid[i]=local_rid;
1501 type[i]=local_type;
1502 r_u->status = NT_STATUS_OK;
1503 }
1504 }
1505 }
1506
1507 unbecome_root();
1508
1509 init_samr_r_lookup_names(p->mem_ctx, r_u, num_rids, rid, (uint32 *)type, r_u->status);
1510
1511 DEBUG(5,("_samr_lookup_names: %d\n", __LINE__));
1512
1513 return r_u->status;
1514 }
1515
1516 /*******************************************************************
1517 _samr_chgpasswd_user
1518 ********************************************************************/
1519
1520 NTSTATUS _samr_chgpasswd_user(pipes_struct *p, SAMR_Q_CHGPASSWD_USER *q_u, SAMR_R_CHGPASSWD_USER *r_u)
1521 {
1522 fstring user_name;
1523 fstring wks;
1524
1525 DEBUG(5,("_samr_chgpasswd_user: %d\n", __LINE__));
1526
1527 r_u->status = NT_STATUS_OK;
1528
1529 rpcstr_pull(user_name, q_u->uni_user_name.buffer, sizeof(user_name), q_u->uni_user_name.uni_str_len*2, 0);
1530 rpcstr_pull(wks, q_u->uni_dest_host.buffer, sizeof(wks), q_u->uni_dest_host.uni_str_len*2,0);
1531
1532 DEBUG(5,("samr_chgpasswd_user: user: %s wks: %s\n", user_name, wks));
1533
1534 /*
1535 * Pass the user through the NT -> unix user mapping
1536 * function.
1537 */
1538
1539 (void)map_username(user_name);
1540
1541 /*
1542 * UNIX username case mangling not required, pass_oem_change
1543 * is case insensitive.
1544 */
1545
1546 if (!pass_oem_change(user_name, q_u->lm_newpass.pass, q_u->lm_oldhash.hash,
1547 q_u->nt_newpass.pass, q_u->nt_oldhash.hash))
1548 r_u->status = NT_STATUS_WRONG_PASSWORD;
1549
1550 init_samr_r_chgpasswd_user(r_u, r_u->status);
1551
1552 DEBUG(5,("_samr_chgpasswd_user: %d\n", __LINE__));
1553
1554 return r_u->status;
1555 }
1556
1557 /*******************************************************************
1558 makes a SAMR_R_LOOKUP_RIDS structure.
1559 ********************************************************************/
1560
1561 static BOOL make_samr_lookup_rids(TALLOC_CTX *ctx, uint32 num_names, fstring names[],
1562 UNIHDR **pp_hdr_name, UNISTR2 **pp_uni_name)
1563 {
1564 uint32 i;
1565 UNIHDR *hdr_name=NULL;
1566 UNISTR2 *uni_name=NULL;
1567
1568 *pp_uni_name = NULL;
1569 *pp_hdr_name = NULL;
1570
1571 if (num_names != 0) {
1572 hdr_name = (UNIHDR *)talloc_zero(ctx, sizeof(UNIHDR)*num_names);
1573 if (hdr_name == NULL)
1574 return False;
1575
1576 uni_name = (UNISTR2 *)talloc_zero(ctx,sizeof(UNISTR2)*num_names);
1577 if (uni_name == NULL)
1578 return False;
1579 }
1580
1581 for (i = 0; i < num_names; i++) {
1582 int len = names[i] != NULL ? strlen(names[i]) : 0;
1583 DEBUG(10, ("names[%d]:%s\n", i, names[i]));
1584 init_uni_hdr(&hdr_name[i], len);
1585 init_unistr2(&uni_name[i], names[i], len);
1586 }
1587
1588 *pp_uni_name = uni_name;
1589 *pp_hdr_name = hdr_name;
1590
1591 return True;
1592 }
1593
1594 /*******************************************************************
1595 _samr_lookup_rids
1596 ********************************************************************/
1597
1598 NTSTATUS _samr_lookup_rids(pipes_struct *p, SAMR_Q_LOOKUP_RIDS *q_u, SAMR_R_LOOKUP_RIDS *r_u)
1599 {
1600 fstring group_names[MAX_SAM_ENTRIES];
1601 uint32 *group_attrs = NULL;
1602 UNIHDR *hdr_name = NULL;
1603 UNISTR2 *uni_name = NULL;
1604 DOM_SID pol_sid;
1605 int num_rids = q_u->num_rids1;
1606 int i;
1607 uint32 acc_granted;
1608
1609 r_u->status = NT_STATUS_OK;
1610
1611 DEBUG(5,("_samr_lookup_rids: %d\n", __LINE__));
1612
1613 /* find the policy handle. open a policy on it. */
1614 if (!get_lsa_policy_samr_sid(p, &q_u->pol, &pol_sid, &acc_granted))
1615 return NT_STATUS_INVALID_HANDLE;
1616
1617 if (num_rids > MAX_SAM_ENTRIES) {
1618 num_rids = MAX_SAM_ENTRIES;
1619 DEBUG(5,("_samr_lookup_rids: truncating entries to %d\n", num_rids));
1620 }
1621
1622 if (num_rids) {
1623 if ((group_attrs = (uint32 *)talloc_zero(p->mem_ctx, num_rids * sizeof(uint32))) == NULL)
1624 return NT_STATUS_NO_MEMORY;
1625 }
1626
1627 r_u->status = NT_STATUS_NONE_MAPPED;
1628
1629 become_root(); /* lookup_sid can require root privs */
1630
1631 for (i = 0; i < num_rids; i++) {
1632 fstring tmpname;
1633 fstring domname;
1634 DOM_SID sid;
1635 enum SID_NAME_USE type;
1636
1637 group_attrs[i] = SID_NAME_UNKNOWN;
1638 *group_names[i] = '\0';
1639
1640 if (sid_equal(&pol_sid, get_global_sam_sid())) {
1641 sid_copy(&sid, &pol_sid);
1642 sid_append_rid(&sid, q_u->rid[i]);
1643
1644 if (lookup_sid(&sid, domname, tmpname, &type)) {
1645 r_u->status = NT_STATUS_OK;
1646 group_attrs[i] = (uint32)type;
1647 fstrcpy(group_names[i],tmpname);
1648 DEBUG(5,("_samr_lookup_rids: %s:%d\n", group_names[i], group_attrs[i]));
1649 }
1650 }
1651 }
1652
1653 unbecome_root();
1654
1655 if(!make_samr_lookup_rids(p->mem_ctx, num_rids, group_names, &hdr_name, &uni_name))
1656 return NT_STATUS_NO_MEMORY;
1657
1658 init_samr_r_lookup_rids(r_u, num_rids, hdr_name, uni_name, group_attrs);
1659
1660 DEBUG(5,("_samr_lookup_rids: %d\n", __LINE__));
1661
1662 return r_u->status;
1663 }
1664
1665 /*******************************************************************
1666 _api_samr_open_user. Safe - gives out no passwd info.
1667 ********************************************************************/
1668
1669 NTSTATUS _api_samr_open_user(pipes_struct *p, SAMR_Q_OPEN_USER *q_u, SAMR_R_OPEN_USER *r_u)
1670 {
1671 SAM_ACCOUNT *sampass=NULL;
1672 DOM_SID sid;
1673 POLICY_HND domain_pol = q_u->domain_pol;
1674 POLICY_HND *user_pol = &r_u->user_pol;
1675 struct samr_info *info = NULL;
1676 SEC_DESC *psd = NULL;
1677 uint32 acc_granted;
1678 uint32 des_access = q_u->access_mask;
1679 size_t sd_size;
1680 BOOL ret;
1681 NTSTATUS nt_status;
1682
1683 r_u->status = NT_STATUS_OK;
1684
1685 /* find the domain policy handle and get domain SID / access bits in the domain policy. */
1686 if (!get_lsa_policy_samr_sid(p, &domain_pol, &sid, &acc_granted))
1687 return NT_STATUS_INVALID_HANDLE;
1688
1689 if (!NT_STATUS_IS_OK(nt_status = access_check_samr_function(acc_granted, DOMAIN_ACCESS_OPEN_ACCOUNT, "_samr_open_user"))) {
1690 return nt_status;
1691 }
1692
1693 nt_status = pdb_init_sam_talloc(p->mem_ctx, &sampass);
1694 if (!NT_STATUS_IS_OK(nt_status)) {
1695 return nt_status;
1696 }
1697
1698 /* append the user's RID to it */
1699 if (!sid_append_rid(&sid, q_u->user_rid))
1700 return NT_STATUS_NO_SUCH_USER;
1701
1702 /* check if access can be granted as requested by client. */
1703 samr_make_usr_obj_sd(p->mem_ctx, &psd, &sd_size, &sid);
1704 se_map_generic(&des_access, &usr_generic_mapping);
1705 if (!NT_STATUS_IS_OK(nt_status =
1706 access_check_samr_object(psd, p->pipe_user.nt_user_token,
1707 des_access, &acc_granted, "_samr_open_user"))) {
1708 return nt_status;
1709 }
1710
1711 become_root();
1712 ret=pdb_getsampwsid(sampass, &sid);
1713 unbecome_root();
1714
1715 /* check that the SID exists in our domain. */
1716 if (ret == False) {
1717 return NT_STATUS_NO_SUCH_USER;
1718 }
1719
1720 pdb_free_sam(&sampass);
1721
1722 /* associate the user's SID and access bits with the new handle. */
1723 if ((info = get_samr_info_by_sid(&sid)) == NULL)
1724 return NT_STATUS_NO_MEMORY;
1725 info->acc_granted = acc_granted;
1726
1727 /* get a (unique) handle. open a policy on it. */
1728 if (!create_policy_hnd(p, user_pol, free_samr_info, (void *)info))
1729 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
1730
1731 return r_u->status;
1732 }
1733
1734 /*************************************************************************
1735 get_user_info_10. Safe. Only gives out acb bits.
1736 *************************************************************************/
1737
1738 static NTSTATUS get_user_info_10(TALLOC_CTX *mem_ctx, SAM_USER_INFO_10 *id10, DOM_SID *user_sid)
1739 {
1740 SAM_ACCOUNT *smbpass=NULL;
1741 BOOL ret;
1742 NTSTATUS nt_status;
1743
1744 nt_status = pdb_init_sam_talloc(mem_ctx, &smbpass);
1745
1746 if (!NT_STATUS_IS_OK(nt_status)) {
1747 return nt_status;
1748 }
1749
1750 become_root();
1751 ret = pdb_getsampwsid(smbpass, user_sid);
1752 unbecome_root();
1753
1754 if (ret==False) {
1755 DEBUG(4,("User %s not found\n", sid_string_static(user_sid)));
1756 return NT_STATUS_NO_SUCH_USER;
1757 }
1758
1759 DEBUG(3,("User:[%s]\n", pdb_get_username(smbpass) ));
1760
1761 ZERO_STRUCTP(id10);
1762 init_sam_user_info10(id10, pdb_get_acct_ctrl(smbpass) );
1763
1764 pdb_free_sam(&smbpass);
1765
1766 return NT_STATUS_OK;
1767 }
1768
1769 /*************************************************************************
1770 get_user_info_12. OK - this is the killer as it gives out password info.
1771 Ensure that this is only allowed on an encrypted connection with a root
1772 user. JRA.
1773 *************************************************************************/
1774
1775 static NTSTATUS get_user_info_12(pipes_struct *p, TALLOC_CTX *mem_ctx, SAM_USER_INFO_12 * id12, DOM_SID *user_sid)
1776 {
1777 SAM_ACCOUNT *smbpass=NULL;
1778 BOOL ret;
1779 NTSTATUS nt_status;
1780
1781 if (!p->ntlmssp_auth_validated)
1782 return NT_STATUS_ACCESS_DENIED;
1783
1784 if (!(p->ntlmssp_chal_flags & NTLMSSP_NEGOTIATE_SIGN) || !(p->ntlmssp_chal_flags & NTLMSSP_NEGOTIATE_SEAL))
1785 return NT_STATUS_ACCESS_DENIED;
1786
1787 /*
1788 * Do *NOT* do become_root()/unbecome_root() here ! JRA.
1789 */
1790
1791 nt_status = pdb_init_sam_talloc(mem_ctx, &smbpass);
1792
1793 if (!NT_STATUS_IS_OK(nt_status)) {
1794 return nt_status;
1795 }
1796
1797 ret = pdb_getsampwsid(smbpass, user_sid);
1798
1799 if (ret == False) {
1800 DEBUG(4, ("User %s not found\n", sid_string_static(user_sid)));
1801 pdb_free_sam(&smbpass);
1802 return (geteuid() == (uid_t)0) ? NT_STATUS_NO_SUCH_USER : NT_STATUS_ACCESS_DENIED;
1803 }
1804
1805 DEBUG(3,("User:[%s] 0x%x\n", pdb_get_username(smbpass), pdb_get_acct_ctrl(smbpass) ));
1806
1807 if ( pdb_get_acct_ctrl(smbpass) & ACB_DISABLED) {
1808 pdb_free_sam(&smbpass);
1809 return NT_STATUS_ACCOUNT_DISABLED;
1810 }
1811
1812 ZERO_STRUCTP(id12);
1813 init_sam_user_info12(id12, pdb_get_lanman_passwd(smbpass), pdb_get_nt_passwd(smbpass));
1814
1815 pdb_free_sam(&smbpass);
1816
1817 return NT_STATUS_OK;
1818 }
1819
1820 /*************************************************************************
1821 get_user_info_20
1822 *************************************************************************/
1823
1824 static NTSTATUS get_user_info_20(TALLOC_CTX *mem_ctx, SAM_USER_INFO_20 *id20, DOM_SID *user_sid)
1825 {
1826 SAM_ACCOUNT *sampass=NULL;
1827 BOOL ret;
1828
1829 pdb_init_sam_talloc(mem_ctx, &sampass);
1830
1831 become_root();
1832 ret = pdb_getsampwsid(sampass, user_sid);
1833 unbecome_root();
1834
1835 if (ret == False) {
1836 DEBUG(4,("User %s not found\n", sid_string_static(user_sid)));
1837 return NT_STATUS_NO_SUCH_USER;
1838 }
1839
1840 samr_clear_sam_passwd(sampass);
1841
1842 DEBUG(3,("User:[%s]\n", pdb_get_username(sampass) ));
1843
1844 ZERO_STRUCTP(id20);
1845 init_sam_user_info20A(id20, sampass);
1846
1847 pdb_free_sam(&sampass);
1848
1849 return NT_STATUS_OK;
1850 }
1851
1852 /*************************************************************************
1853 get_user_info_21
1854 *************************************************************************/
1855
1856 static NTSTATUS get_user_info_21(TALLOC_CTX *mem_ctx, SAM_USER_INFO_21 *id21,
1857 DOM_SID *user_sid, DOM_SID *domain_sid)
1858 {
1859 SAM_ACCOUNT *sampass=NULL;
1860 BOOL ret;
1861 NTSTATUS nt_status;
1862
1863 nt_status = pdb_init_sam_talloc(mem_ctx, &sampass);
1864 if (!NT_STATUS_IS_OK(nt_status)) {
1865 return nt_status;
1866 }
1867
1868 become_root();
1869 ret = pdb_getsampwsid(sampass, user_sid);
1870 unbecome_root();
1871
1872 if (ret == False) {
1873 DEBUG(4,("User %s not found\n", sid_string_static(user_sid)));
1874 return NT_STATUS_NO_SUCH_USER;
1875 }
1876
1877 samr_clear_sam_passwd(sampass);
1878
1879 DEBUG(3,("User:[%s]\n", pdb_get_username(sampass) ));
1880
1881 ZERO_STRUCTP(id21);
1882 nt_status = init_sam_user_info21A(id21, sampass, domain_sid);
1883
1884 pdb_free_sam(&sampass);
1885
1886 return NT_STATUS_OK;
1887 }
1888
1889 /*******************************************************************
1890 _samr_query_userinfo
1891 ********************************************************************/
1892
1893 NTSTATUS _samr_query_userinfo(pipes_struct *p, SAMR_Q_QUERY_USERINFO *q_u, SAMR_R_QUERY_USERINFO *r_u)
1894 {
1895 SAM_USERINFO_CTR *ctr;
1896 struct samr_info *info = NULL;
1897 DOM_SID domain_sid;
1898 uint32 rid;
1899
1900 r_u->status=NT_STATUS_OK;
1901
1902 /* search for the handle */
1903 if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info))
1904 return NT_STATUS_INVALID_HANDLE;
1905
1906 domain_sid = info->sid;
1907
1908 sid_split_rid(&domain_sid, &rid);
1909
1910 if (!sid_check_is_in_our_domain(&info->sid))
1911 return NT_STATUS_OBJECT_TYPE_MISMATCH;
1912
1913 DEBUG(5,("_samr_query_userinfo: sid:%s\n", sid_string_static(&info->sid)));
1914
1915 ctr = (SAM_USERINFO_CTR *)talloc_zero(p->mem_ctx, sizeof(SAM_USERINFO_CTR));
1916 if (!ctr)
1917 return NT_STATUS_NO_MEMORY;
1918
1919 ZERO_STRUCTP(ctr);
1920
1921 /* ok! user info levels (lots: see MSDEV help), off we go... */
1922 ctr->switch_value = q_u->switch_value;
1923
1924 switch (q_u->switch_value) {
1925 case 0x10:
1926 ctr->info.id10 = (SAM_USER_INFO_10 *)talloc_zero(p->mem_ctx, sizeof(SAM_USER_INFO_10));
1927 if (ctr->info.id10 == NULL)
1928 return NT_STATUS_NO_MEMORY;
1929
1930 if (!NT_STATUS_IS_OK(r_u->status = get_user_info_10(p->mem_ctx, ctr->info.id10, &info->sid)))
1931 return r_u->status;
1932 break;
1933
1934 #if 0
1935 /* whoops - got this wrong. i think. or don't understand what's happening. */
1936 case 0x11:
1937 {
1938 NTTIME expire;
1939 info = (void *)&id11;
1940
1941 expire.low = 0xffffffff;
1942 expire.high = 0x7fffffff;
1943
1944 ctr->info.id = (SAM_USER_INFO_11 *)talloc_zero(p->mem_ctx,
1945 sizeof
1946 (*ctr->
1947 info.
1948 id11));
1949 ZERO_STRUCTP(ctr->info.id11);
1950 init_sam_user_info11(ctr->info.id11, &expire,
1951 "BROOKFIELDS$", /* name */
1952 0x03ef, /* user rid */
1953 0x201, /* group rid */
1954 0x0080); /* acb info */
1955
1956 break;
1957 }
1958 #endif
1959
1960 case 0x12:
1961 ctr->info.id12 = (SAM_USER_INFO_12 *)talloc_zero(p->mem_ctx, sizeof(SAM_USER_INFO_12));
1962 if (ctr->info.id12 == NULL)
1963 return NT_STATUS_NO_MEMORY;
1964
1965 if (!NT_STATUS_IS_OK(r_u->status = get_user_info_12(p, p->mem_ctx, ctr->info.id12, &info->sid)))
1966 return r_u->status;
1967 break;
1968
1969 case 20:
1970 ctr->info.id20 = (SAM_USER_INFO_20 *)talloc_zero(p->mem_ctx,sizeof(SAM_USER_INFO_20));
1971 if (ctr->info.id20 == NULL)
1972 return NT_STATUS_NO_MEMORY;
1973 if (!NT_STATUS_IS_OK(r_u->status = get_user_info_20(p->mem_ctx, ctr->info.id20, &info->sid)))
1974 return r_u->status;
1975 break;
1976
1977 case 21:
1978 ctr->info.id21 = (SAM_USER_INFO_21 *)talloc_zero(p->mem_ctx,sizeof(SAM_USER_INFO_21));
1979 if (ctr->info.id21 == NULL)
1980 return NT_STATUS_NO_MEMORY;
1981 if (!NT_STATUS_IS_OK(r_u->status = get_user_info_21(p->mem_ctx, ctr->info.id21,
1982 &info->sid, &domain_sid)))
1983 return r_u->status;
1984 break;
1985
1986 default:
1987 return NT_STATUS_INVALID_INFO_CLASS;
1988 }
1989
1990 init_samr_r_query_userinfo(r_u, ctr, r_u->status);
1991
1992 DEBUG(5,("_samr_query_userinfo: %d\n", __LINE__));
1993
1994 return r_u->status;
1995 }
1996
1997 /*******************************************************************
1998 samr_reply_query_usergroups
1999 ********************************************************************/
2000
2001 NTSTATUS _samr_query_usergroups(pipes_struct *p, SAMR_Q_QUERY_USERGROUPS *q_u, SAMR_R_QUERY_USERGROUPS *r_u)
2002 {
2003 SAM_ACCOUNT *sam_pass=NULL;
2004 DOM_SID sid;
2005 DOM_GID *gids = NULL;
2006 int num_groups = 0;
2007 uint32 acc_granted;
2008 BOOL ret;
2009
2010 /*
2011 * from the SID in the request:
2012 * we should send back the list of DOMAIN GROUPS
2013 * the user is a member of
2014 *
2015 * and only the DOMAIN GROUPS
2016 * no ALIASES !!! neither aliases of the domain
2017 * nor aliases of the builtin SID
2018 *
2019 * JFM, 12/2/2001
2020 */
2021
2022 r_u->status = NT_STATUS_OK;
2023
2024 DEBUG(5,("_samr_query_usergroups: %d\n", __LINE__));
2025
2026 /* find the policy handle. open a policy on it. */
2027 if (!get_lsa_policy_samr_sid(p, &q_u->pol, &sid, &acc_granted))
2028 return NT_STATUS_INVALID_HANDLE;
2029
2030 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, USER_ACCESS_GET_GROUPS, "_samr_query_usergroups"))) {
2031 return r_u->status;
2032 }
2033
2034 if (!sid_check_is_in_our_domain(&sid))
2035 return NT_STATUS_OBJECT_TYPE_MISMATCH;
2036
2037 pdb_init_sam(&sam_pass);
2038
2039 become_root();
2040 ret = pdb_getsampwsid(sam_pass, &sid);
2041 unbecome_root();
2042
2043 if (ret == False) {
2044 pdb_free_sam(&sam_pass);
2045 return NT_STATUS_NO_SUCH_USER;
2046 }
2047
2048 if(!get_domain_user_groups(p->mem_ctx, &num_groups, &gids, sam_pass)) {
2049 pdb_free_sam(&sam_pass);
2050 return NT_STATUS_NO_SUCH_GROUP;
2051 }
2052
2053 /* construct the response. lkclXXXX: gids are not copied! */
2054 init_samr_r_query_usergroups(r_u, num_groups, gids, r_u->status);
2055
2056 DEBUG(5,("_samr_query_usergroups: %d\n", __LINE__));
2057
2058 pdb_free_sam(&sam_pass);
2059
2060 return r_u->status;
2061 }
2062
2063 /*******************************************************************
2064 _samr_query_dom_info
2065 ********************************************************************/
2066
2067 NTSTATUS _samr_query_dom_info(pipes_struct *p, SAMR_Q_QUERY_DOMAIN_INFO *q_u, SAMR_R_QUERY_DOMAIN_INFO *r_u)
2068 {
2069 struct samr_info *info = NULL;
2070 SAM_UNK_CTR *ctr;
2071 uint32 min_pass_len,pass_hist,flag;
2072 time_t u_expire, u_min_age;
2073 NTTIME nt_expire, nt_min_age;
2074
2075 time_t u_lock_duration, u_reset_time;
2076 NTTIME nt_lock_duration, nt_reset_time;
2077 uint32 lockout;
2078
2079 time_t u_logout;
2080 NTTIME nt_logout;
2081
2082 uint32 account_policy_temp;
2083
2084 uint32 num_users=0, num_groups=0, num_aliases=0;
2085
2086 if ((ctr = (SAM_UNK_CTR *)talloc_zero(p->mem_ctx, sizeof(SAM_UNK_CTR))) == NULL)
2087 return NT_STATUS_NO_MEMORY;
2088
2089 ZERO_STRUCTP(ctr);
2090
2091 r_u->status = NT_STATUS_OK;
2092
2093 DEBUG(5,("_samr_query_dom_info: %d\n", __LINE__));
2094
2095 /* find the policy handle. open a policy on it. */
2096 if (!find_policy_by_hnd(p, &q_u->domain_pol, (void **)&info))
2097 return NT_STATUS_INVALID_HANDLE;
2098
2099 switch (q_u->switch_value) {
2100 case 0x01:
2101
2102 account_policy_get(AP_MIN_PASSWORD_LEN, &account_policy_temp);
2103 min_pass_len = account_policy_temp;
2104
2105 account_policy_get(AP_PASSWORD_HISTORY, &account_policy_temp);
2106 pass_hist = account_policy_temp;
2107
2108 account_policy_get(AP_USER_MUST_LOGON_TO_CHG_PASS, &account_policy_temp);
2109 flag = account_policy_temp;
2110
2111 account_policy_get(AP_MAX_PASSWORD_AGE, &account_policy_temp);
2112 u_expire = account_policy_temp;
2113
2114 account_policy_get(AP_MIN_PASSWORD_AGE, &account_policy_temp);
2115 u_min_age = account_policy_temp;
2116
2117 unix_to_nt_time_abs(&nt_expire, u_expire);
2118 unix_to_nt_time_abs(&nt_min_age, u_min_age);
2119
2120 init_unk_info1(&ctr->info.inf1, (uint16)min_pass_len, (uint16)pass_hist,
2121 flag, nt_expire, nt_min_age);
2122 break;
2123 case 0x02:
2124 become_root();
2125 r_u->status=load_sampwd_entries(info, ACB_NORMAL);
2126 unbecome_root();
2127 if (!NT_STATUS_IS_OK(r_u->status)) {
2128 DEBUG(5, ("_samr_query_dispinfo: load_sampwd_entries failed\n"));
2129 return r_u->status;
2130 }
2131 num_users=info->disp_info.num_user_account;
2132 free_samr_db(info);
2133
2134 r_u->status=load_group_domain_entries(info, get_global_sam_sid());
2135 if (!NT_STATUS_IS_OK(r_u->status)) {
2136 DEBUG(5, ("_samr_query_dispinfo: load_group_domain_entries failed\n"));
2137 return r_u->status;
2138 }
2139 num_groups=info->disp_info.num_group_account;
2140 free_samr_db(info);
2141
2142 /* The time call below is to get a sequence number for the sam. FIXME !!! JRA. */
2143 init_unk_info2(&ctr->info.inf2, global_myworkgroup, global_myname, (uint32) time(NULL),
2144 num_users, num_groups, num_aliases);
2145 break;
2146 case 0x03:
2147 account_policy_get(AP_TIME_TO_LOGOUT, (int *)&u_logout);
2148 unix_to_nt_time_abs(&nt_logout, u_logout);
2149
2150 init_unk_info3(&ctr->info.inf3, nt_logout);
2151 break;
2152 case 0x05:
2153 init_unk_info5(&ctr->info.inf5, global_myname);
2154 break;
2155 case 0x06:
2156 init_unk_info6(&ctr->info.inf6);
2157 break;
2158 case 0x07:
2159 init_unk_info7(&ctr->info.inf7);
2160 break;
2161 case 0x0c:
2162 account_policy_get(AP_LOCK_ACCOUNT_DURATION, &account_policy_temp);
2163 u_lock_duration = account_policy_temp;
2164
2165 account_policy_get(AP_RESET_COUNT_TIME, &account_policy_temp);
2166 u_reset_time = account_policy_temp;
2167
2168 account_policy_get(AP_BAD_ATTEMPT_LOCKOUT, &account_policy_temp);
2169 lockout = account_policy_temp;
2170
2171 unix_to_nt_time_abs(&nt_lock_duration, u_lock_duration);
2172 unix_to_nt_time_abs(&nt_reset_time, u_reset_time);
2173
2174 init_unk_info12(&ctr->info.inf12, nt_lock_duration, nt_reset_time, (uint16)lockout);
2175 break;
2176 default:
2177 return NT_STATUS_INVALID_INFO_CLASS;
2178 }
2179
2180 init_samr_r_query_dom_info(r_u, q_u->switch_value, ctr, NT_STATUS_OK);
2181
2182 DEBUG(5,("_samr_query_dom_info: %d\n", __LINE__));
2183
2184 return r_u->status;
2185 }
2186
2187 /*******************************************************************
2188 _api_samr_create_user
2189 Create an account, can be either a normal user or a machine.
2190 This funcion will need to be updated for bdc/domain trusts.
2191 ********************************************************************/
2192
2193 NTSTATUS _api_samr_create_user(pipes_struct *p, SAMR_Q_CREATE_USER *q_u, SAMR_R_CREATE_USER *r_u)
2194 {
2195 SAM_ACCOUNT *sam_pass=NULL;
2196 fstring account;
2197 DOM_SID sid;
2198 pstring add_script;
2199 POLICY_HND dom_pol = q_u->domain_pol;
2200 UNISTR2 user_account = q_u->uni_name;
2201 uint16 acb_info = q_u->acb_info;
2202 POLICY_HND *user_pol = &r_u->user_pol;
2203 struct samr_info *info = NULL;
2204 BOOL ret;
2205 NTSTATUS nt_status;
2206 struct passwd *pw;
2207 uint32 acc_granted;
2208 SEC_DESC *psd;
2209 size_t sd_size;
2210 uint32 des_access;
2211
2212 /* Get the domain SID stored in the domain policy */
2213 if (!get_lsa_policy_samr_sid(p, &dom_pol, &sid, &acc_granted))
2214 return NT_STATUS_INVALID_HANDLE;
2215
2216 if (!NT_STATUS_IS_OK(nt_status = access_check_samr_function(acc_granted, DOMAIN_ACCESS_CREATE_USER, "_samr_create_user"))) {
2217 return nt_status;
2218 }
2219
2220 /* find the account: tell the caller if it exists.
2221 lkclXXXX i have *no* idea if this is a problem or not
2222 or even if you are supposed to construct a different
2223 reply if the account already exists...
2224 */
2225
2226 rpcstr_pull(account, user_account.buffer, sizeof(account), user_account.uni_str_len*2, 0);
2227 strlower(account);
2228
2229 pdb_init_sam(&sam_pass);
2230
2231 become_root();
2232 ret = pdb_getsampwnam(sam_pass, account);
2233 unbecome_root();
2234 if (ret == True) {
2235 /* this account exists: say so */
2236 pdb_free_sam(&sam_pass);
2237 return NT_STATUS_USER_EXISTS;
2238 }
2239
2240 pdb_free_sam(&sam_pass);
2241
2242 /*
2243 * NB. VERY IMPORTANT ! This call must be done as the current pipe user,
2244 * *NOT* surrounded by a become_root()/unbecome_root() call. This ensures
2245 * that only people with write access to the smbpasswd file will be able
2246 * to create a user. JRA.
2247 */
2248
2249 /*
2250 * add the user in the /etc/passwd file or the unix authority system.
2251 * We don't check if the smb_create_user() function succed or not for 2 reasons:
2252 * a) local_password_change() checks for us if the /etc/passwd account really exists
2253 * b) smb_create_user() would return an error if the account already exists
2254 * and as it could return an error also if it can't create the account, it would be tricky.
2255 *
2256 * So we go the easy way, only check after if the account exists.
2257 * JFM (2/3/2001), to clear any possible bad understanding (-:
2258 *
2259 * We now have seperate script paramaters for adding users/machines so we
2260 * now have some sainity-checking to match.
2261 */
2262
2263 DEBUG(10,("checking account %s at pos %d for $ termination\n",account, strlen(account)-1));
2264 #if 0
2265 if ((acb_info & ACB_WSTRUST) && (account[strlen(account)-1] == '$')) {
2266 pstrcpy(add_script, lp_addmachine_script());
2267 } else if ((!(acb_info & ACB_WSTRUST)) && (account[strlen(account)-1] != '$')) {
2268 pstrcpy(add_script, lp_adduser_script());
2269 } else {
2270 DEBUG(0, ("_api_samr_create_user: mismatch between trust flags and $ termination\n"));
2271 pdb_free_sam(&sam_pass);
2272 return NT_STATUS_UNSUCCESSFUL;
2273 }
2274 #endif
2275
2276 /*
2277 * we can't check both the ending $ and the acb_info.
2278 *
2279 * UserManager creates trust accounts (ending in $,
2280 * normal that hidden accounts) with the acb_info equals to ACB_NORMAL.
2281 * JFM, 11/29/2001
2282 */
2283 if (account[strlen(account)-1] == '$')
2284 pstrcpy(add_script, lp_addmachine_script());
2285 else
2286 pstrcpy(add_script, lp_adduser_script());
2287
2288 if (*add_script) {
2289 int add_ret;
2290 all_string_sub(add_script, "%u", account, sizeof(account));
2291 add_ret = smbrun(add_script,NULL);
2292 DEBUG(3,("_api_samr_create_user: Running the command `%s' gave %d\n", add_script, add_ret));
2293 }
2294
2295 pw = getpwnam_alloc(account);
2296
2297 if (pw) {
2298 if (!NT_STATUS_IS_OK(nt_status = pdb_init_sam_pw(&sam_pass, pw))) {
2299 passwd_free(&pw);
2300 return nt_status;
2301 }
2302 passwd_free(&pw); /* done with this now */
2303 } else {
2304 DEBUG(3,("attempting to create non-unix account %s\n", account));
2305
2306 if (!NT_STATUS_IS_OK(nt_status = pdb_init_sam(&sam_pass))) {
2307 return nt_status;
2308 }
2309
2310 if (!pdb_set_username(sam_pass, account)) {
2311 pdb_free_sam(&sam_pass);
2312 return NT_STATUS_NO_MEMORY;
2313 }
2314 }
2315
2316 pdb_set_acct_ctrl(sam_pass, acb_info);
2317
2318 if (!pdb_add_sam_account(sam_pass)) {
2319 pdb_free_sam(&sam_pass);
2320 DEBUG(0, ("could not add user/computer %s to passdb. Check permissions?\n",
2321 account));
2322 return NT_STATUS_ACCESS_DENIED;
2323 }
2324
2325 pdb_reset_sam(sam_pass);
2326
2327 if (!pdb_getsampwnam(sam_pass, account)) {
2328 pdb_free_sam(&sam_pass);
2329 DEBUG(0, ("could not find user/computer %s just added to passdb?!?\n",
2330 account));
2331 return NT_STATUS_ACCESS_DENIED;
2332 }
2333
2334 /* Get the user's SID */
2335 sid_copy(&sid, pdb_get_user_sid(sam_pass));
2336
2337 samr_make_usr_obj_sd(p->mem_ctx, &psd, &sd_size, &sid);
2338 se_map_generic(&des_access, &usr_generic_mapping);
2339 if (!NT_STATUS_IS_OK(nt_status =
2340 access_check_samr_object(psd, p->pipe_user.nt_user_token,
2341 des_access, &acc_granted, "_samr_create_user"))) {
2342 return nt_status;
2343 }
2344
2345 /* associate the user's SID with the new handle. */
2346 if ((info = get_samr_info_by_sid(&sid)) == NULL) {
2347 pdb_free_sam(&sam_pass);
2348 return NT_STATUS_NO_MEMORY;
2349 }
2350
2351 ZERO_STRUCTP(info);
2352 info->sid = sid;
2353 info->acc_granted = acc_granted;
2354
2355 /* get a (unique) handle. open a policy on it. */
2356 if (!create_policy_hnd(p, user_pol, free_samr_info, (void *)info)) {
2357 pdb_free_sam(&sam_pass);
2358 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
2359 }
2360
2361 r_u->user_rid=pdb_get_user_rid(sam_pass);
2362 r_u->unknown_0 = 0x000703ff;
2363
2364 pdb_free_sam(&sam_pass);
2365
2366 return NT_STATUS_OK;
2367 }
2368
2369 /*******************************************************************
2370 samr_reply_connect_anon
2371 ********************************************************************/
2372
2373 NTSTATUS _samr_connect_anon(pipes_struct *p, SAMR_Q_CONNECT_ANON *q_u, SAMR_R_CONNECT_ANON *r_u)
2374 {
2375 struct samr_info *info = NULL;
2376
2377 /* Access check */
2378
2379 if (!pipe_access_check(p)) {
2380 DEBUG(3, ("access denied to samr_connect_anon\n"));
2381 r_u->status = NT_STATUS_ACCESS_DENIED;
2382 return r_u->status;
2383 }
2384
2385 /* set up the SAMR connect_anon response */
2386
2387 r_u->status = NT_STATUS_OK;
2388
2389 /* associate the user's SID with the new handle. */
2390 if ((info = get_samr_info_by_sid(NULL)) == NULL)
2391 return NT_STATUS_NO_MEMORY;
2392
2393 info->status = q_u->unknown_0;
2394
2395 /* get a (unique) handle. open a policy on it. */
2396 if (!create_policy_hnd(p, &r_u->connect_pol, free_samr_info, (void *)info))
2397 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
2398
2399 return r_u->status;
2400 }
2401
2402 /*******************************************************************
2403 samr_reply_connect
2404 ********************************************************************/
2405
2406 NTSTATUS _samr_connect(pipes_struct *p, SAMR_Q_CONNECT *q_u, SAMR_R_CONNECT *r_u)
2407 {
2408 struct samr_info *info = NULL;
2409 SEC_DESC *psd = NULL;
2410 uint32 acc_granted;
2411 uint32 des_access = q_u->access_mask;
2412 size_t sd_size;
2413 NTSTATUS nt_status;
2414
2415
2416 DEBUG(5,("_samr_connect: %d\n", __LINE__));
2417
2418 /* Access check */
2419
2420 if (!pipe_access_check(p)) {
2421 DEBUG(3, ("access denied to samr_connect\n"));
2422 r_u->status = NT_STATUS_ACCESS_DENIED;
2423 return r_u->status;
2424 }
2425
2426 samr_make_sam_obj_sd(p->mem_ctx, &psd, &sd_size);
2427 se_map_generic(&des_access, &sam_generic_mapping);
2428 if (!NT_STATUS_IS_OK(nt_status =
2429 access_check_samr_object(psd, p->pipe_user.nt_user_token,
2430 des_access, &acc_granted, "_samr_connect"))) {
2431 return nt_status;
2432 }
2433
2434 r_u->status = NT_STATUS_OK;
2435
2436 /* associate the user's SID and access granted with the new handle. */
2437 if ((info = get_samr_info_by_sid(NULL)) == NULL)
2438 return NT_STATUS_NO_MEMORY;
2439
2440 info->acc_granted = acc_granted;
2441 info->status = q_u->access_mask;
2442
2443 /* get a (unique) handle. open a policy on it. */
2444 if (!create_policy_hnd(p, &r_u->connect_pol, free_samr_info, (void *)info))
2445 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
2446
2447 DEBUG(5,("_samr_connect: %d\n", __LINE__));
2448
2449 return r_u->status;
2450 }
2451
2452 /**********************************************************************
2453 api_samr_lookup_domain
2454 **********************************************************************/
2455
2456 NTSTATUS _samr_lookup_domain(pipes_struct *p, SAMR_Q_LOOKUP_DOMAIN *q_u, SAMR_R_LOOKUP_DOMAIN *r_u)
2457 {
2458 struct samr_info *info;
2459 fstring domain_name;
2460 DOM_SID sid;
2461
2462 r_u->status = NT_STATUS_OK;
2463
2464 if (!find_policy_by_hnd(p, &q_u->connect_pol, (void**)&info))
2465 return NT_STATUS_INVALID_HANDLE;
2466
2467 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(info->acc_granted, SAMR_ACCESS_OPEN_DOMAIN, "_samr_lookup_domain"))) {
2468 return r_u->status;
2469 }
2470
2471 rpcstr_pull(domain_name, q_u->uni_domain.buffer, sizeof(domain_name), q_u->uni_domain.uni_str_len*2, 0);
2472
2473 ZERO_STRUCT(sid);
2474
2475 if (!secrets_fetch_domain_sid(domain_name, &sid)) {
2476 r_u->status = NT_STATUS_NO_SUCH_DOMAIN;
2477 }
2478
2479 DEBUG(2,("Returning domain sid for domain %s -> %s\n", domain_name, sid_string_static(&sid)));
2480
2481 init_samr_r_lookup_domain(r_u, &sid, r_u->status);
2482
2483 return r_u->status;
2484 }
2485
2486 /******************************************************************
2487 makes a SAMR_R_ENUM_DOMAINS structure.
2488 ********************************************************************/
2489
2490 static BOOL make_enum_domains(TALLOC_CTX *ctx, SAM_ENTRY **pp_sam,
2491 UNISTR2 **pp_uni_name, uint32 num_sam_entries, fstring doms[])
2492 {
2493 uint32 i;
2494 SAM_ENTRY *sam;
2495 UNISTR2 *uni_name;
2496
2497 DEBUG(5, ("make_enum_domains\n"));
2498
2499 *pp_sam = NULL;
2500 *pp_uni_name = NULL;
2501
2502 if (num_sam_entries == 0)
2503 return True;
2504
2505 sam = (SAM_ENTRY *)talloc_zero(ctx, sizeof(SAM_ENTRY)*num_sam_entries);
2506 uni_name = (UNISTR2 *)talloc_zero(ctx, sizeof(UNISTR2)*num_sam_entries);
2507
2508 if (sam == NULL || uni_name == NULL)
2509 return False;
2510
2511 for (i = 0; i < num_sam_entries; i++) {
2512 int len = doms[i] != NULL ? strlen(doms[i]) : 0;
2513
2514 init_sam_entry(&sam[i], len, 0);
2515 init_unistr2(&uni_name[i], doms[i], len);
2516 }
2517
2518 *pp_sam = sam;
2519 *pp_uni_name = uni_name;
2520
2521 return True;
2522 }
2523
2524 /**********************************************************************
2525 api_samr_enum_domains
2526 **********************************************************************/
2527
2528 NTSTATUS _samr_enum_domains(pipes_struct *p, SAMR_Q_ENUM_DOMAINS *q_u, SAMR_R_ENUM_DOMAINS *r_u)
2529 {
2530 struct samr_info *info;
2531 uint32 num_entries = 2;
2532 fstring dom[2];
2533 char *name;
2534
2535 r_u->status = NT_STATUS_OK;
2536
2537 if (!find_policy_by_hnd(p, &q_u->pol, (void**)&info))
2538 return NT_STATUS_INVALID_HANDLE;
2539
2540 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(info->acc_granted, SAMR_ACCESS_ENUM_DOMAINS, "_samr_enum_domains"))) {
2541 return r_u->status;
2542 }
2543
2544 switch (lp_server_role()) {
2545 case ROLE_DOMAIN_PDC:
2546 case ROLE_DOMAIN_BDC:
2547 name = global_myworkgroup;
2548 break;
2549 default:
2550 name = global_myname;
2551 }
2552
2553 fstrcpy(dom[0],name);
2554 strupper(dom[0]);
2555 fstrcpy(dom[1],"Builtin");
2556
2557 if (!make_enum_domains(p->mem_ctx, &r_u->sam, &r_u->uni_dom_name, num_entries, dom))
2558 return NT_STATUS_NO_MEMORY;
2559
2560 init_samr_r_enum_domains(r_u, q_u->start_idx + num_entries, num_entries);
2561
2562 return r_u->status;
2563 }
2564
2565 /*******************************************************************
2566 api_samr_open_alias
2567 ********************************************************************/
2568
2569 NTSTATUS _api_samr_open_alias(pipes_struct *p, SAMR_Q_OPEN_ALIAS *q_u, SAMR_R_OPEN_ALIAS *r_u)
2570 {
2571 DOM_SID sid;
2572 POLICY_HND domain_pol = q_u->dom_pol;
2573 uint32 alias_rid = q_u->rid_alias;
2574 POLICY_HND *alias_pol = &r_u->pol;
2575 struct samr_info *info = NULL;
2576 SEC_DESC *psd = NULL;
2577 uint32 acc_granted;
2578 uint32 des_access = q_u->access_mask;
2579 size_t sd_size;
2580 NTSTATUS status;
2581
2582 r_u->status = NT_STATUS_OK;
2583
2584 /* find the domain policy and get the SID / access bits stored in the domain policy */
2585 if (!get_lsa_policy_samr_sid(p, &domain_pol, &sid, &acc_granted))
2586 return NT_STATUS_INVALID_HANDLE;
2587
2588 if (!NT_STATUS_IS_OK(status = access_check_samr_function(acc_granted, DOMAIN_ACCESS_OPEN_ACCOUNT, "_samr_open_alias"))) {
2589 return status;
2590 }
2591
2592 /* append the alias' RID to it */
2593 if (!sid_append_rid(&sid, alias_rid))
2594 return NT_STATUS_NO_SUCH_USER;
2595
2596 /*check if access can be granted as requested by client. */
2597 samr_make_ali_obj_sd(p->mem_ctx, &psd, &sd_size);
2598 se_map_generic(&des_access,&ali_generic_mapping);
2599 if (!NT_STATUS_IS_OK(status =
2600 access_check_samr_object(psd, p->pipe_user.nt_user_token,
2601 des_access, &acc_granted, "_samr_open_alias"))) {
2602 return status;
2603 }
2604
2605 /*
2606 * we should check if the rid really exist !!!
2607 * JFM.
2608 */
2609
2610 /* associate the user's SID with the new handle. */
2611 if ((info = get_samr_info_by_sid(&sid)) == NULL)
2612 return NT_STATUS_NO_MEMORY;
2613
2614 info->acc_granted = acc_granted;
2615
2616 /* get a (unique) handle. open a policy on it. */
2617 if (!create_policy_hnd(p, alias_pol, free_samr_info, (void *)info))
2618 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
2619
2620 return r_u->status;
2621 }
2622
2623 /*******************************************************************
2624 set_user_info_10
2625 ********************************************************************/
2626
2627 static BOOL set_user_info_10(const SAM_USER_INFO_10 *id10, DOM_SID *sid)
2628 {
2629 SAM_ACCOUNT *pwd =NULL;
2630 BOOL ret;
2631
2632 pdb_init_sam(&pwd);
2633
2634 ret = pdb_getsampwsid(pwd, sid);
2635
2636 if(ret==False) {
2637 pdb_free_sam(&pwd);
2638 return False;
2639 }
2640
2641 if (id10 == NULL) {
2642 DEBUG(5, ("set_user_info_10: NULL id10\n"));
2643 pdb_free_sam(&pwd);
2644 return False;
2645 }
2646
2647 if (!pdb_set_acct_ctrl(pwd, id10->acb_info)) {
2648 pdb_free_sam(&pwd);
2649 return False;
2650 }
2651
2652 if(!pdb_update_sam_account(pwd)) {
2653 pdb_free_sam(&pwd);
2654 return False;
2655 }
2656
2657 pdb_free_sam(&pwd);
2658
2659 return True;
2660 }
2661
2662 /*******************************************************************
2663 set_user_info_12
2664 ********************************************************************/
2665
2666 static BOOL set_user_info_12(SAM_USER_INFO_12 *id12, DOM_SID *sid)
2667 {
2668 SAM_ACCOUNT *pwd = NULL;
2669
2670 pdb_init_sam(&pwd);
2671
2672 if(!pdb_getsampwsid(pwd, sid)) {
2673 pdb_free_sam(&pwd);
2674 return False;
2675 }
2676
2677 if (id12 == NULL) {
2678 DEBUG(2, ("set_user_info_12: id12 is NULL\n"));
2679 pdb_free_sam(&pwd);
2680 return False;
2681 }
2682
2683 if (!pdb_set_lanman_passwd (pwd, id12->lm_pwd)) {
2684 pdb_free_sam(&pwd);
2685 return False;
2686 }
2687 if (!pdb_set_nt_passwd (pwd, id12->nt_pwd)) {
2688 pdb_free_sam(&pwd);
2689 return False;
2690 }
2691 if (!pdb_set_pass_changed_now (pwd)) {
2692 pdb_free_sam(&pwd);
2693 return False;
2694 }
2695
2696 if(!pdb_update_sam_account(pwd)) {
2697 pdb_free_sam(&pwd);
2698 return False;
2699 }
2700
2701 pdb_free_sam(&pwd);
2702 return True;
2703 }
2704
2705 /*******************************************************************
2706 set_user_info_21
2707 ********************************************************************/
2708
2709 static BOOL set_user_info_21(SAM_USER_INFO_21 *id21, DOM_SID *sid)
2710 {
2711 SAM_ACCOUNT *pwd = NULL;
2712
2713 if (id21 == NULL) {
2714 DEBUG(5, ("set_user_info_21: NULL id21\n"));
2715 return False;
2716 }
2717
2718 pdb_init_sam(&pwd);
2719
2720 if (!pdb_getsampwsid(pwd, sid)) {
2721 pdb_free_sam(&pwd);
2722 return False;
2723 }
2724
2725 copy_id21_to_sam_passwd(pwd, id21);
2726
2727 /*
2728 * The funny part about the previous two calls is
2729 * that pwd still has the password hashes from the
2730 * passdb entry. These have not been updated from
2731 * id21. I don't know if they need to be set. --jerry
2732 */
2733
2734 /* write the change out */
2735 if(!pdb_update_sam_account(pwd)) {
2736 pdb_free_sam(&pwd);
2737 return False;
2738 }
2739
2740 pdb_free_sam(&pwd);
2741
2742 return True;
2743 }
2744
2745 /*******************************************************************
2746 set_user_info_23
2747 ********************************************************************/
2748
2749 static BOOL set_user_info_23(SAM_USER_INFO_23 *id23, DOM_SID *sid)
2750 {
2751 SAM_ACCOUNT *pwd = NULL;
2752 pstring plaintext_buf;
2753 uint32 len;
2754 uint16 acct_ctrl;
2755
2756 if (id23 == NULL) {
2757 DEBUG(5, ("set_user_info_23: NULL id23\n"));
2758 return False;
2759 }
2760
2761 pdb_init_sam(&pwd);
2762
2763 if (!pdb_getsampwsid(pwd, sid)) {
2764 pdb_free_sam(&pwd);
2765 return False;
2766 }
2767
2768 DEBUG(5, ("Attempting administrator password change (level 23) for user %s\n",
2769 pdb_get_username(pwd)));
2770
2771 acct_ctrl = pdb_get_acct_ctrl(pwd);
2772
2773 copy_id23_to_sam_passwd(pwd, id23);
2774
2775 if (!decode_pw_buffer((char*)id23->pass, plaintext_buf, 256, &len)) {
2776 pdb_free_sam(&pwd);
2777 return False;
2778 }
2779
2780 if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
2781 pdb_free_sam(&pwd);
2782 return False;
2783 }
2784
2785 /* if it's a trust account, don't update /etc/passwd */
2786 if ( (!IS_SAM_UNIX_USER(pwd)) ||
2787 ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
2788 ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
2789 ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
2790 DEBUG(5, ("Changing trust account or non-unix-user password, not updating /etc/passwd\n"));
2791 } else {
2792 /* update the UNIX password */
2793 if (lp_unix_password_sync() )
2794 if(!chgpasswd(pdb_get_username(pwd), "", plaintext_buf, True)) {
2795 pdb_free_sam(&pwd);
2796 return False;
2797 }
2798 }
2799
2800 ZERO_STRUCT(plaintext_buf);
2801
2802 if(!pdb_update_sam_account(pwd)) {
2803 pdb_free_sam(&pwd);
2804 return False;
2805 }
2806
2807 pdb_free_sam(&pwd);
2808
2809 return True;
2810 }
2811
2812 /*******************************************************************
2813 set_user_info_pw
2814 ********************************************************************/
2815
2816 static BOOL set_user_info_pw(char *pass, DOM_SID *sid)
2817 {
2818 SAM_ACCOUNT *pwd = NULL;
2819 uint32 len;
2820 pstring plaintext_buf;
2821 uint16 acct_ctrl;
2822
2823 pdb_init_sam(&pwd);
2824
2825 if (!pdb_getsampwsid(pwd, sid)) {
2826 pdb_free_sam(&pwd);
2827 return False;
2828 }
2829
2830 DEBUG(5, ("Attempting administrator password change for user %s\n",
2831 pdb_get_username(pwd)));
2832
2833 acct_ctrl = pdb_get_acct_ctrl(pwd);
2834
2835 ZERO_STRUCT(plaintext_buf);
2836
2837 if (!decode_pw_buffer(pass, plaintext_buf, 256, &len)) {
2838 pdb_free_sam(&pwd);
2839 return False;
2840 }
2841
2842 if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
2843 pdb_free_sam(&pwd);
2844 return False;
2845 }
2846
2847 /* if it's a trust account, don't update /etc/passwd */
2848 if ( (!IS_SAM_UNIX_USER(pwd)) ||
2849 ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
2850 ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
2851 ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
2852 DEBUG(5, ("Changing trust account or non-unix-user password, not updating /etc/passwd\n"));
2853 } else {
2854 /* update the UNIX password */
2855 if (lp_unix_password_sync()) {
2856 if(!chgpasswd(pdb_get_username(pwd), "", plaintext_buf, True)) {
2857 pdb_free_sam(&pwd);
2858 return False;
2859 }
2860 }
2861 }
2862
2863 ZERO_STRUCT(plaintext_buf);
2864
2865 DEBUG(5,("set_user_info_pw: pdb_update_pwd()\n"));
2866
2867 /* update the SAMBA password */
2868 if(!pdb_update_sam_account(pwd)) {
2869 pdb_free_sam(&pwd);
2870 return False;
2871 }
2872
2873 pdb_free_sam(&pwd);
2874
2875 return True;
2876 }
2877
2878 /*******************************************************************
2879 samr_reply_set_userinfo
2880 ********************************************************************/
2881
2882 NTSTATUS _samr_set_userinfo(pipes_struct *p, SAMR_Q_SET_USERINFO *q_u, SAMR_R_SET_USERINFO *r_u)
2883 {
2884 DOM_SID sid;
2885 POLICY_HND *pol = &q_u->pol;
2886 uint16 switch_value = q_u->switch_value;
2887 SAM_USERINFO_CTR *ctr = q_u->ctr;
2888 uint32 acc_granted;
2889 uint32 acc_required;
2890
2891 DEBUG(5, ("_samr_set_userinfo: %d\n", __LINE__));
2892
2893 r_u->status = NT_STATUS_OK;
2894
2895 /* find the policy handle. open a policy on it. */
2896 if (!get_lsa_policy_samr_sid(p, pol, &sid, &acc_granted))
2897 return NT_STATUS_INVALID_HANDLE;
2898
2899 acc_required = USER_ACCESS_SET_LOC_COM | USER_ACCESS_SET_ATTRIBUTES; /* This is probably wrong */
2900 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, acc_required, "_samr_set_userinfo"))) {
2901 return r_u->status;
2902 }
2903
2904 DEBUG(5, ("_samr_set_userinfo: sid:%s, level:%d\n", sid_string_static(&sid), switch_value));
2905
2906 if (ctr == NULL) {
2907 DEBUG(5, ("_samr_set_userinfo: NULL info level\n"));
2908 return NT_STATUS_INVALID_INFO_CLASS;
2909 }
2910
2911 /* ok! user info levels (lots: see MSDEV help), off we go... */
2912 switch (switch_value) {
2913 case 0x12:
2914 if (!set_user_info_12(ctr->info.id12, &sid))
2915 return NT_STATUS_ACCESS_DENIED;
2916 break;
2917
2918 case 24:
2919 SamOEMhash(ctr->info.id24->pass, p->session_key, 516);
2920
2921 dump_data(100, (char *)ctr->info.id24->pass, 516);
2922
2923 if (!set_user_info_pw((char *)ctr->info.id24->pass, &sid))
2924 return NT_STATUS_ACCESS_DENIED;
2925 break;
2926
2927 case 25:
2928 #if 0
2929 /*
2930 * Currently we don't really know how to unmarshall
2931 * the level 25 struct, and the password encryption
2932 * is different. This is a placeholder for when we
2933 * do understand it. In the meantime just return INVALID
2934 * info level and W2K SP2 drops down to level 23... JRA.
2935 */
2936
2937 SamOEMhash(ctr->info.id25->pass, p->session_key, 532);
2938
2939 dump_data(100, (char *)ctr->info.id25->pass, 532);
2940
2941 if (!set_user_info_pw(ctr->info.id25->pass, &sid))
2942 return NT_STATUS_ACCESS_DENIED;
2943 break;
2944 #endif
2945 return NT_STATUS_INVALID_INFO_CLASS;
2946
2947 case 23:
2948 SamOEMhash(ctr->info.id23->pass, p->session_key, 516);
2949
2950 dump_data(100, (char *)ctr->info.id23->pass, 516);
2951
2952 if (!set_user_info_23(ctr->info.id23, &sid))
2953 return NT_STATUS_ACCESS_DENIED;
2954 break;
2955
2956 default:
2957 return NT_STATUS_INVALID_INFO_CLASS;
2958 }
2959
2960 return r_u->status;
2961 }
2962
2963 /*******************************************************************
2964 samr_reply_set_userinfo2
2965 ********************************************************************/
2966
2967 NTSTATUS _samr_set_userinfo2(pipes_struct *p, SAMR_Q_SET_USERINFO2 *q_u, SAMR_R_SET_USERINFO2 *r_u)
2968 {
2969 DOM_SID sid;
2970 SAM_USERINFO_CTR *ctr = q_u->ctr;
2971 POLICY_HND *pol = &q_u->pol;
2972 uint16 switch_value = q_u->switch_value;
2973 uint32 acc_granted;
2974 uint32 acc_required;
2975
2976 DEBUG(5, ("samr_reply_set_userinfo2: %d\n", __LINE__));
2977
2978 r_u->status = NT_STATUS_OK;
2979
2980 /* find the policy handle. open a policy on it. */
2981 if (!get_lsa_policy_samr_sid(p, pol, &sid, &acc_granted))
2982 return NT_STATUS_INVALID_HANDLE;
2983
2984 acc_required = USER_ACCESS_SET_LOC_COM | USER_ACCESS_SET_ATTRIBUTES; /* This is probably wrong */
2985 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, acc_required, "_samr_set_userinfo2"))) {
2986 return r_u->status;
2987 }
2988
2989 DEBUG(5, ("samr_reply_set_userinfo2: sid:%s\n", sid_string_static(&sid)));
2990
2991 if (ctr == NULL) {
2992 DEBUG(5, ("samr_reply_set_userinfo2: NULL info level\n"));
2993 return NT_STATUS_INVALID_INFO_CLASS;
2994 }
2995
2996 switch_value=ctr->switch_value;
2997
2998 /* ok! user info levels (lots: see MSDEV help), off we go... */
2999 switch (switch_value) {
3000 case 21:
3001 if (!set_user_info_21(ctr->info.id21, &sid))
3002 return NT_STATUS_ACCESS_DENIED;
3003 break;
3004 case 16:
3005 if (!set_user_info_10(ctr->info.id10, &sid))
3006 return NT_STATUS_ACCESS_DENIED;
3007 break;
3008 case 18:
3009 /* Used by AS/U JRA. */
3010 if (!set_user_info_12(ctr->info.id12, &sid))
3011 return NT_STATUS_ACCESS_DENIED;
3012 break;
3013 default:
3014 return NT_STATUS_INVALID_INFO_CLASS;
3015 }
3016
3017 return r_u->status;
3018 }
3019
3020 /*********************************************************************
3021 _samr_query_aliasmem
3022 *********************************************************************/
3023
3024 NTSTATUS _samr_query_useraliases(pipes_struct *p, SAMR_Q_QUERY_USERALIASES *q_u, SAMR_R_QUERY_USERALIASES *r_u)
3025 {
3026 int num_groups = 0, tmp_num_groups=0;
3027 uint32 *rids=NULL, *new_rids=NULL, *tmp_rids=NULL;
3028 struct samr_info *info = NULL;
3029 int i,j;
3030 /* until i see a real useraliases query, we fack one up */
3031
3032 /* I have seen one, JFM 2/12/2001 */
3033 /*
3034 * Explanation of what this call does:
3035 * for all the SID given in the request:
3036 * return a list of alias (local groups)
3037 * that have those SID as members.
3038 *
3039 * and that's the alias in the domain specified
3040 * in the policy_handle
3041 *
3042 * if the policy handle is on an incorrect sid
3043 * for example a user's sid
3044 * we should reply NT_STATUS_OBJECT_TYPE_MISMATCH
3045 */
3046
3047 r_u->status = NT_STATUS_OK;
3048
3049 DEBUG(5,("_samr_query_useraliases: %d\n", __LINE__));
3050
3051 /* find the policy handle. open a policy on it. */
3052 if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info))
3053 return NT_STATUS_INVALID_HANDLE;
3054
3055 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(info->acc_granted, USER_ACCESS_GET_GROUPS, "_samr_query_useraliases"))) {
3056 return r_u->status;
3057 }
3058
3059 if (!sid_check_is_domain(&info->sid) &&
3060 !sid_check_is_builtin(&info->sid))
3061 return NT_STATUS_OBJECT_TYPE_MISMATCH;
3062
3063
3064 for (i=0; i<q_u->num_sids1; i++) {
3065
3066 r_u->status=get_alias_user_groups(p->mem_ctx, &info->sid, &tmp_num_groups, &tmp_rids, &(q_u->sid[i].sid));
3067
3068 /*
3069 * if there is an error, we just continue as
3070 * it can be an unfound user or group
3071 */
3072 if (!NT_STATUS_IS_OK(r_u->status)) {
3073 DEBUG(10,("_samr_query_useraliases: an error occured while getting groups\n"));
3074 continue;
3075 }
3076
3077 if (tmp_num_groups==0) {
3078 DEBUG(10,("_samr_query_useraliases: no groups found\n"));
3079 continue;
3080 }
3081
3082 new_rids=(uint32 *)talloc_realloc(p->mem_ctx, rids, (num_groups+tmp_num_groups)*sizeof(uint32));
3083 if (new_rids==NULL) {
3084 DEBUG(0,("_samr_query_useraliases: could not realloc memory\n"));
3085 return NT_STATUS_NO_MEMORY;
3086 }
3087 rids=new_rids;
3088
3089 for (j=0; j<tmp_num_groups; j++)
3090 rids[j+num_groups]=tmp_rids[j];
3091
3092 safe_free(tmp_rids);
3093
3094 num_groups+=tmp_num_groups;
3095 }
3096
3097 init_samr_r_query_useraliases(r_u, num_groups, rids, NT_STATUS_OK);
3098 return NT_STATUS_OK;
3099 }
3100
3101 /*********************************************************************
3102 _samr_query_aliasmem
3103 *********************************************************************/
3104
3105 NTSTATUS _samr_query_aliasmem(pipes_struct *p, SAMR_Q_QUERY_ALIASMEM *q_u, SAMR_R_QUERY_ALIASMEM *r_u)
3106 {
3107 int i;
3108
3109 GROUP_MAP map;
3110 int num_uids = 0;
3111 DOM_SID2 *sid;
3112 uid_t *uid=NULL;
3113
3114 DOM_SID alias_sid;
3115 DOM_SID als_sid;
3116 uint32 alias_rid;
3117 fstring alias_sid_str;
3118 DOM_SID temp_sid;
3119
3120 SAM_ACCOUNT *sam_user = NULL;
3121 BOOL check;
3122 uint32 acc_granted;
3123
3124 /* find the policy handle. open a policy on it. */
3125 if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted))
3126 return NT_STATUS_INVALID_HANDLE;
3127
3128 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, ALIAS_ACCESS_GET_MEMBERS, "_samr_query_aliasmem"))) {
3129 return r_u->status;
3130 }
3131
3132 sid_copy(&als_sid, &alias_sid);
3133 sid_to_string(alias_sid_str, &alias_sid);
3134 sid_split_rid(&alias_sid, &alias_rid);
3135
3136 DEBUG(10, ("sid is %s\n", alias_sid_str));
3137
3138 if (sid_equal(&alias_sid, &global_sid_Builtin)) {
3139 DEBUG(10, ("lookup on Builtin SID (S-1-5-32)\n"));
3140 if(!get_local_group_from_sid(als_sid, &map, MAPPING_WITHOUT_PRIV))
3141 return NT_STATUS_NO_SUCH_ALIAS;
3142 } else {
3143 if (sid_equal(&alias_sid, get_global_sam_sid())) {
3144 DEBUG(10, ("lookup on Server SID\n"));
3145 if(!get_local_group_from_sid(als_sid, &map, MAPPING_WITHOUT_PRIV))
3146 return NT_STATUS_NO_SUCH_ALIAS;
3147 }
3148 }
3149
3150 if(!get_uid_list_of_group(map.gid, &uid, &num_uids))
3151 return NT_STATUS_NO_SUCH_ALIAS;
3152
3153 DEBUG(10, ("sid is %s\n", alias_sid_str));
3154 sid = (DOM_SID2 *)talloc_zero(p->mem_ctx, sizeof(DOM_SID2) * num_uids);
3155 if (num_uids!=0 && sid == NULL)
3156 return NT_STATUS_NO_MEMORY;
3157
3158 for (i = 0; i < num_uids; i++) {
3159 struct passwd *pass;
3160 uint32 rid;
3161
3162 sid_copy(&temp_sid, get_global_sam_sid());
3163
3164 pass = getpwuid_alloc(uid[i]);
3165 if (!pass) continue;
3166
3167 if (!NT_STATUS_IS_OK(pdb_init_sam(&sam_user))) {
3168 passwd_free(&pass);
3169 continue;
3170 }
3171
3172 become_root();
3173 check = pdb_getsampwnam(sam_user, pass->pw_name);
3174 unbecome_root();
3175
3176 if (check != True) {
3177 pdb_free_sam(&sam_user);
3178 passwd_free(&pass);
3179 continue;
3180 }
3181
3182 rid = pdb_get_user_rid(sam_user);
3183 if (rid == 0) {
3184 pdb_free_sam(&sam_user);
3185 passwd_free(&pass);
3186 continue;
3187 }
3188
3189 pdb_free_sam(&sam_user);
3190 passwd_free(&pass);
3191
3192 sid_append_rid(&temp_sid, rid);
3193
3194 init_dom_sid2(&sid[i], &temp_sid);
3195 }
3196
3197 DEBUG(10, ("sid is %s\n", alias_sid_str));
3198 init_samr_r_query_aliasmem(r_u, num_uids, sid, NT_STATUS_OK);
3199
3200 return NT_STATUS_OK;
3201 }
3202
3203 /*********************************************************************
3204 _samr_query_groupmem
3205 *********************************************************************/
3206
3207 NTSTATUS _samr_query_groupmem(pipes_struct *p, SAMR_Q_QUERY_GROUPMEM *q_u, SAMR_R_QUERY_GROUPMEM *r_u)
3208 {
3209 int num_uids = 0;
3210 int i;
3211 DOM_SID group_sid;
3212 uint32 group_rid;
3213 fstring group_sid_str;
3214 uid_t *uid=NULL;
3215
3216 GROUP_MAP map;
3217
3218 uint32 *rid=NULL;
3219 uint32 *attr=NULL;
3220
3221 SAM_ACCOUNT *sam_user = NULL;
3222 BOOL check;
3223 uint32 acc_granted;
3224
3225 /* find the policy handle. open a policy on it. */
3226 if (!get_lsa_policy_samr_sid(p, &q_u->group_pol, &group_sid, &acc_granted))
3227 return NT_STATUS_INVALID_HANDLE;
3228
3229 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, GROUP_ACCESS_GET_MEMBERS, "_samr_query_groupmem"))) {
3230 return r_u->status;
3231 }
3232
3233 /* todo: change to use sid_compare_front */
3234
3235 sid_split_rid(&group_sid, &group_rid);
3236 sid_to_string(group_sid_str, &group_sid);
3237 DEBUG(10, ("sid is %s\n", group_sid_str));
3238
3239 /* can we get a query for an SID outside our domain ? */
3240 if (!sid_equal(&group_sid, get_global_sam_sid()))
3241 return NT_STATUS_NO_SUCH_GROUP;
3242
3243 sid_append_rid(&group_sid, group_rid);
3244 DEBUG(10, ("lookup on Domain SID\n"));
3245
3246 if(!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV))
3247 return NT_STATUS_NO_SUCH_GROUP;
3248
3249 if(!get_uid_list_of_group(map.gid, &uid, &num_uids))
3250 return NT_STATUS_NO_SUCH_GROUP;
3251
3252 rid=talloc_zero(p->mem_ctx, sizeof(uint32)*num_uids);
3253 attr=talloc_zero(p->mem_ctx, sizeof(uint32)*num_uids);
3254
3255 if (num_uids!=0 && (rid==NULL || attr==NULL))
3256 return NT_STATUS_NO_MEMORY;
3257
3258 for (i=0; i<num_uids; i++) {
3259 struct passwd *pass;
3260 uint32 urid;
3261
3262 pass = getpwuid_alloc(uid[i]);
3263 if (!pass) continue;
3264
3265 if (!NT_STATUS_IS_OK(pdb_init_sam(&sam_user))) {
3266 passwd_free(&pass);
3267 continue;
3268 }
3269
3270 become_root();
3271 check = pdb_getsampwnam(sam_user, pass->pw_name);
3272 unbecome_root();
3273
3274 if (check != True) {
3275 pdb_free_sam(&sam_user);
3276 passwd_free(&pass);
3277 continue;
3278 }
3279
3280 urid = pdb_get_user_rid(sam_user);
3281 if (urid == 0) {
3282 pdb_free_sam(&sam_user);
3283 passwd_free(&pass);
3284 continue;
3285 }
3286
3287 pdb_free_sam(&sam_user);
3288 passwd_free(&pass);
3289
3290 rid[i] = urid;
3291 attr[i] = SID_NAME_USER;
3292 }
3293
3294 init_samr_r_query_groupmem(r_u, num_uids, rid, attr, NT_STATUS_OK);
3295
3296 return NT_STATUS_OK;
3297 }
3298
3299 /*********************************************************************
3300 _samr_add_aliasmem
3301 *********************************************************************/
3302
3303 NTSTATUS _samr_add_aliasmem(pipes_struct *p, SAMR_Q_ADD_ALIASMEM *q_u, SAMR_R_ADD_ALIASMEM *r_u)
3304 {
3305 DOM_SID alias_sid;
3306 fstring alias_sid_str;
3307 uid_t uid;
3308 struct passwd *pwd;
3309 struct group *grp;
3310 fstring grp_name;
3311 GROUP_MAP map;
3312 NTSTATUS ret;
3313 SAM_ACCOUNT *sam_user = NULL;
3314 BOOL check;
3315 uint32 acc_granted;
3316
3317 /* Find the policy handle. Open a policy on it. */
3318 if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted))
3319 return NT_STATUS_INVALID_HANDLE;
3320
3321 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, ALIAS_ACCESS_ADD_MEMBER, "_samr_add_aliasmem"))) {
3322 return r_u->status;
3323 }
3324
3325 sid_to_string(alias_sid_str, &alias_sid);
3326 DEBUG(10, ("sid is %s\n", alias_sid_str));
3327
3328 if (sid_compare(&alias_sid, get_global_sam_sid())>0) {
3329 DEBUG(10, ("adding member on Server SID\n"));
3330 if(!get_local_group_from_sid(alias_sid, &map, MAPPING_WITHOUT_PRIV))
3331 return NT_STATUS_NO_SUCH_ALIAS;
3332
3333 } else {
3334 if (sid_compare(&alias_sid, &global_sid_Builtin)>0) {
3335 DEBUG(10, ("adding member on BUILTIN SID\n"));
3336 if( !get_local_group_from_sid(alias_sid, &map, MAPPING_WITHOUT_PRIV))
3337 return NT_STATUS_NO_SUCH_ALIAS;
3338
3339 } else
3340 return NT_STATUS_NO_SUCH_ALIAS;
3341 }
3342
3343 ret = pdb_init_sam(&sam_user);
3344 if (!NT_STATUS_IS_OK(ret))
3345 return ret;
3346
3347 check = pdb_getsampwsid(sam_user, &q_u->sid.sid);
3348
3349 if (check != True) {
3350 pdb_free_sam(&sam_user);
3351 return NT_STATUS_NO_SUCH_USER;
3352 }
3353
3354 uid = pdb_get_uid(sam_user);
3355 if (uid == -1) {
3356 pdb_free_sam(&sam_user);
3357 return NT_STATUS_NO_SUCH_USER;
3358 }
3359
3360 pdb_free_sam(&sam_user);
3361
3362 if ((pwd=getpwuid_alloc(uid)) == NULL) {
3363 return NT_STATUS_NO_SUCH_USER;
3364 } else {
3365 passwd_free(&pwd);
3366 }
3367
3368 if ((grp=getgrgid(map.gid)) == NULL)
3369 return NT_STATUS_NO_SUCH_ALIAS;
3370
3371 /* we need to copy the name otherwise it's overloaded in user_in_group_list */
3372 fstrcpy(grp_name, grp->gr_name);
3373
3374 /* if the user is already in the group */
3375 if(user_in_group_list(pwd->pw_name, grp_name))
3376 return NT_STATUS_MEMBER_IN_ALIAS;
3377
3378 /*
3379 * ok, the group exist, the user exist, the user is not in the group,
3380 * we can (finally) add it to the group !
3381 */
3382 smb_add_user_group(grp_name, pwd->pw_name);
3383
3384 /* check if the user has been added then ... */
3385 if(!user_in_group_list(pwd->pw_name, grp_name))
3386 return NT_STATUS_MEMBER_NOT_IN_ALIAS; /* don't know what to reply else */
3387
3388 return NT_STATUS_OK;
3389 }
3390
3391 /*********************************************************************
3392 _samr_del_aliasmem
3393 *********************************************************************/
3394
3395 NTSTATUS _samr_del_aliasmem(pipes_struct *p, SAMR_Q_DEL_ALIASMEM *q_u, SAMR_R_DEL_ALIASMEM *r_u)
3396 {
3397 DOM_SID alias_sid;
3398 fstring alias_sid_str;
3399 struct group *grp;
3400 fstring grp_name;
3401 GROUP_MAP map;
3402 SAM_ACCOUNT *sam_pass=NULL;
3403 uint32 acc_granted;
3404
3405 /* Find the policy handle. Open a policy on it. */
3406 if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted))
3407 return NT_STATUS_INVALID_HANDLE;
3408
3409 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, ALIAS_ACCESS_REMOVE_MEMBER, "_samr_del_aliasmem"))) {
3410 return r_u->status;
3411 }
3412
3413 sid_to_string(alias_sid_str, &alias_sid);
3414 DEBUG(10, ("_samr_del_aliasmem:sid is %s\n", alias_sid_str));
3415
3416 if (!sid_check_is_in_our_domain(&alias_sid) &&
3417 !sid_check_is_in_builtin(&alias_sid)) {
3418 DEBUG(10, ("_samr_del_aliasmem:invalid alias group\n"));
3419 return NT_STATUS_NO_SUCH_ALIAS;
3420 }
3421
3422 if( !get_local_group_from_sid(alias_sid, &map, MAPPING_WITHOUT_PRIV))
3423 return NT_STATUS_NO_SUCH_ALIAS;
3424
3425 if ((grp=getgrgid(map.gid)) == NULL)
3426 return NT_STATUS_NO_SUCH_ALIAS;
3427
3428 /* we need to copy the name otherwise it's overloaded in user_in_group_list */
3429 fstrcpy(grp_name, grp->gr_name);
3430
3431 /* check if the user exists before trying to remove it from the group */
3432 pdb_init_sam(&sam_pass);
3433 if(!pdb_getsampwsid(sam_pass, &q_u->sid.sid)) {
3434 DEBUG(5,("_samr_del_aliasmem:User %s doesn't exist.\n", pdb_get_username(sam_pass)));
3435 pdb_free_sam(&sam_pass);
3436 return NT_STATUS_NO_SUCH_USER;
3437 }
3438
3439 /* if the user is not in the group */
3440 if(!user_in_group_list(pdb_get_username(sam_pass), grp_name)) {
3441 pdb_free_sam(&sam_pass);
3442 return NT_STATUS_MEMBER_IN_ALIAS;
3443 }
3444
3445 smb_delete_user_group(grp_name, pdb_get_username(sam_pass));
3446
3447 /* check if the user has been removed then ... */
3448 if(user_in_group_list(pdb_get_username(sam_pass), grp_name)) {
3449 pdb_free_sam(&sam_pass);
3450 return NT_STATUS_MEMBER_NOT_IN_ALIAS; /* don't know what to reply else */
3451 }
3452
3453 pdb_free_sam(&sam_pass);
3454 return NT_STATUS_OK;
3455 }
3456
3457 /*********************************************************************
3458 _samr_add_groupmem
3459 *********************************************************************/
3460
3461 NTSTATUS _samr_add_groupmem(pipes_struct *p, SAMR_Q_ADD_GROUPMEM *q_u, SAMR_R_ADD_GROUPMEM *r_u)
3462 {
3463 DOM_SID group_sid;
3464 DOM_SID user_sid;
3465 fstring group_sid_str;
3466 struct passwd *pwd;
3467 struct group *grp;
3468 fstring grp_name;
3469 GROUP_MAP map;
3470 uid_t uid;
3471 NTSTATUS ret;
3472 SAM_ACCOUNT *sam_user;
3473 BOOL check;
3474 uint32 acc_granted;
3475
3476 /* Find the policy handle. Open a policy on it. */
3477 if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted))
3478 return NT_STATUS_INVALID_HANDLE;
3479
3480 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, GROUP_ACCESS_ADD_MEMBER, "_samr_add_groupmem"))) {
3481 return r_u->status;
3482 }
3483
3484 sid_to_string(group_sid_str, &group_sid);
3485 DEBUG(10, ("sid is %s\n", group_sid_str));
3486
3487 if (sid_compare(&group_sid, get_global_sam_sid())<=0)
3488 return NT_STATUS_NO_SUCH_GROUP;
3489
3490 DEBUG(10, ("lookup on Domain SID\n"));
3491
3492 if(!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV))
3493 return NT_STATUS_NO_SUCH_GROUP;
3494
3495 sid_copy(&user_sid, get_global_sam_sid());
3496 sid_append_rid(&user_sid, q_u->rid);
3497
3498 ret = pdb_init_sam(&sam_user);
3499 if (!NT_STATUS_IS_OK(ret))
3500 return ret;
3501
3502 check = pdb_getsampwsid(sam_user, &user_sid);
3503
3504 if (check != True) {
3505 pdb_free_sam(&sam_user);
3506 return NT_STATUS_NO_SUCH_USER;
3507 }
3508
3509 uid = pdb_get_uid(sam_user);
3510 if (uid == -1) {
3511 pdb_free_sam(&sam_user);
3512 return NT_STATUS_NO_SUCH_USER;
3513 }
3514
3515 pdb_free_sam(&sam_user);
3516
3517 if ((pwd=getpwuid_alloc(uid)) == NULL) {
3518 return NT_STATUS_NO_SUCH_USER;
3519 } else {
3520 passwd_free(&pwd);
3521 }
3522
3523 if ((grp=getgrgid(map.gid)) == NULL)
3524 return NT_STATUS_NO_SUCH_GROUP;
3525
3526 /* we need to copy the name otherwise it's overloaded in user_in_group_list */
3527 fstrcpy(grp_name, grp->gr_name);
3528
3529 /* if the user is already in the group */
3530 if(user_in_group_list(pwd->pw_name, grp_name))
3531 return NT_STATUS_MEMBER_IN_GROUP;
3532
3533 /*
3534 * ok, the group exist, the user exist, the user is not in the group,
3535 *
3536 * we can (finally) add it to the group !
3537 */
3538
3539 smb_add_user_group(grp_name, pwd->pw_name);
3540
3541 /* check if the user has been added then ... */
3542 if(!user_in_group_list(pwd->pw_name, grp_name))
3543 return NT_STATUS_MEMBER_NOT_IN_GROUP; /* don't know what to reply else */
3544
3545 return NT_STATUS_OK;
3546 }
3547
3548 /*********************************************************************
3549 _samr_del_groupmem
3550 *********************************************************************/
3551
3552 NTSTATUS _samr_del_groupmem(pipes_struct *p, SAMR_Q_DEL_GROUPMEM *q_u, SAMR_R_DEL_GROUPMEM *r_u)
3553 {
3554 DOM_SID group_sid;
3555 DOM_SID user_sid;
3556 SAM_ACCOUNT *sam_pass=NULL;
3557 GROUP_MAP map;
3558 fstring grp_name;
3559 struct group *grp;
3560 uint32 acc_granted;
3561
3562 /*
3563 * delete the group member named q_u->rid
3564 * who is a member of the sid associated with the handle
3565 * the rid is a user's rid as the group is a domain group.
3566 */
3567
3568 /* Find the policy handle. Open a policy on it. */
3569 if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted))
3570 return NT_STATUS_INVALID_HANDLE;
3571
3572 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, GROUP_ACCESS_REMOVE_MEMBER, "_samr_del_groupmem"))) {
3573 return r_u->status;
3574 }
3575
3576 if (!sid_check_is_in_our_domain(&group_sid))
3577 return NT_STATUS_NO_SUCH_GROUP;
3578
3579 sid_copy(&user_sid, get_global_sam_sid());
3580 sid_append_rid(&user_sid, q_u->rid);
3581
3582 if (!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV))
3583 return NT_STATUS_NO_SUCH_GROUP;
3584
3585 if ((grp=getgrgid(map.gid)) == NULL)
3586 return NT_STATUS_NO_SUCH_GROUP;
3587
3588 /* we need to copy the name otherwise it's overloaded in user_in_group_list */
3589 fstrcpy(grp_name, grp->gr_name);
3590
3591 /* check if the user exists before trying to remove it from the group */
3592 pdb_init_sam(&sam_pass);
3593 if (!pdb_getsampwsid(sam_pass, &user_sid)) {
3594 DEBUG(5,("User %s doesn't exist.\n", pdb_get_username(sam_pass)));
3595 pdb_free_sam(&sam_pass);
3596 return NT_STATUS_NO_SUCH_USER;
3597 }
3598
3599 /* if the user is not in the group */
3600 if (!user_in_group_list(pdb_get_username(sam_pass), grp_name)) {
3601 pdb_free_sam(&sam_pass);
3602 return NT_STATUS_MEMBER_NOT_IN_GROUP;
3603 }
3604
3605 smb_delete_user_group(grp_name, pdb_get_username(sam_pass));
3606
3607 /* check if the user has been removed then ... */
3608 if (user_in_group_list(pdb_get_username(sam_pass), grp_name)) {
3609 pdb_free_sam(&sam_pass);
3610 return NT_STATUS_ACCESS_DENIED; /* don't know what to reply else */
3611 }
3612
3613 pdb_free_sam(&sam_pass);
3614 return NT_STATUS_OK;
3615
3616 }
3617
3618 /****************************************************************************
3619 Delete a UNIX user on demand.
3620 ****************************************************************************/
3621
3622 static int smb_delete_user(const char *unix_user)
3623 {
3624 pstring del_script;
3625 int ret;
3626
3627 pstrcpy(del_script, lp_deluser_script());
3628 if (! *del_script)
3629 return -1;
3630 all_string_sub(del_script, "%u", unix_user, sizeof(pstring));
3631 ret = smbrun(del_script,NULL);
3632 DEBUG(3,("smb_delete_user: Running the command `%s' gave %d\n",del_script,ret));
3633 return ret;
3634 }
3635
3636 /*********************************************************************
3637 _samr_delete_dom_user
3638 *********************************************************************/
3639
3640 NTSTATUS _samr_delete_dom_user(pipes_struct *p, SAMR_Q_DELETE_DOM_USER *q_u, SAMR_R_DELETE_DOM_USER *r_u )
3641 {
3642 DOM_SID user_sid;
3643 SAM_ACCOUNT *sam_pass=NULL;
3644 uint32 acc_granted;
3645
3646 DEBUG(5, ("_samr_delete_dom_user: %d\n", __LINE__));
3647
3648 /* Find the policy handle. Open a policy on it. */
3649 if (!get_lsa_policy_samr_sid(p, &q_u->user_pol, &user_sid, &acc_granted))
3650 return NT_STATUS_INVALID_HANDLE;
3651
3652 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, DELETE_ACCESS, "_samr_delete_dom_user"))) {
3653 return r_u->status;
3654 }
3655
3656 if (!sid_check_is_in_our_domain(&user_sid))
3657 return NT_STATUS_CANNOT_DELETE;
3658
3659 /* check if the user exists before trying to delete */
3660 pdb_init_sam(&sam_pass);
3661 if(!pdb_getsampwsid(sam_pass, &user_sid)) {
3662 DEBUG(5,("_samr_delete_dom_user:User %s doesn't exist.\n", pdb_get_username(sam_pass)));
3663 pdb_free_sam(&sam_pass);
3664 return NT_STATUS_NO_SUCH_USER;
3665 }
3666
3667 /* delete the unix side */
3668 /*
3669 * note: we don't check if the delete really happened
3670 * as the script is not necessary present
3671 * and maybe the sysadmin doesn't want to delete the unix side
3672 */
3673 smb_delete_user(pdb_get_username(sam_pass));
3674
3675 /* and delete the samba side */
3676 if (!pdb_delete_sam_account(sam_pass)) {
3677 DEBUG(5,("_samr_delete_dom_user:Failed to delete entry for user %s.\n", pdb_get_username(sam_pass)));
3678 pdb_free_sam(&sam_pass);
3679 return NT_STATUS_CANNOT_DELETE;
3680 }
3681
3682 pdb_free_sam(&sam_pass);
3683
3684 if (!close_policy_hnd(p, &q_u->user_pol))
3685 return NT_STATUS_OBJECT_NAME_INVALID;
3686
3687 return NT_STATUS_OK;
3688 }
3689
3690 /*********************************************************************
3691 _samr_delete_dom_group
3692 *********************************************************************/
3693
3694 NTSTATUS _samr_delete_dom_group(pipes_struct *p, SAMR_Q_DELETE_DOM_GROUP *q_u, SAMR_R_DELETE_DOM_GROUP *r_u)
3695 {
3696 DOM_SID group_sid;
3697 DOM_SID dom_sid;
3698 uint32 group_rid;
3699 fstring group_sid_str;
3700 gid_t gid;
3701 struct group *grp;
3702 GROUP_MAP map;
3703 uint32 acc_granted;
3704
3705 DEBUG(5, ("samr_delete_dom_group: %d\n", __LINE__));
3706
3707 /* Find the policy handle. Open a policy on it. */
3708 if (!get_lsa_policy_samr_sid(p, &q_u->group_pol, &group_sid, &acc_granted))
3709 return NT_STATUS_INVALID_HANDLE;
3710
3711 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, DELETE_ACCESS, "_samr_delete_dom_group"))) {
3712 return r_u->status;
3713 }
3714
3715 sid_copy(&dom_sid, &group_sid);
3716 sid_to_string(group_sid_str, &dom_sid);
3717 sid_split_rid(&dom_sid, &group_rid);
3718
3719 DEBUG(10, ("sid is %s\n", group_sid_str));
3720
3721 /* we check if it's our SID before deleting */
3722 if (!sid_equal(&dom_sid, get_global_sam_sid()))
3723 return NT_STATUS_NO_SUCH_GROUP;
3724
3725 DEBUG(10, ("lookup on Domain SID\n"));
3726
3727 if(!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV))
3728 return NT_STATUS_NO_SUCH_GROUP;
3729
3730 gid=map.gid;
3731
3732 /* check if group really exists */
3733 if ( (grp=getgrgid(gid)) == NULL)
3734 return NT_STATUS_NO_SUCH_GROUP;
3735
3736 /* we can delete the UNIX group */
3737 smb_delete_group(grp->gr_name);
3738
3739 /* check if the group has been successfully deleted */
3740 if ( (grp=getgrgid(gid)) != NULL)
3741 return NT_STATUS_ACCESS_DENIED;
3742
3743 if(!group_map_remove(group_sid))
3744 return NT_STATUS_ACCESS_DENIED;
3745
3746 if (!close_policy_hnd(p, &q_u->group_pol))
3747 return NT_STATUS_OBJECT_NAME_INVALID;
3748
3749 return NT_STATUS_OK;
3750 }
3751
3752 /*********************************************************************
3753 _samr_delete_dom_alias
3754 *********************************************************************/
3755
3756 NTSTATUS _samr_delete_dom_alias(pipes_struct *p, SAMR_Q_DELETE_DOM_ALIAS *q_u, SAMR_R_DELETE_DOM_ALIAS *r_u)
3757 {
3758 DOM_SID alias_sid;
3759 DOM_SID dom_sid;
3760 uint32 alias_rid;
3761 fstring alias_sid_str;
3762 gid_t gid;
3763 struct group *grp;
3764 GROUP_MAP map;
3765 uint32 acc_granted;
3766
3767 DEBUG(5, ("_samr_delete_dom_alias: %d\n", __LINE__));
3768
3769 /* Find the policy handle. Open a policy on it. */
3770 if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &alias_sid, &acc_granted))
3771 return NT_STATUS_INVALID_HANDLE;
3772
3773 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, DELETE_ACCESS, "_samr_delete_dom_alias"))) {
3774 return r_u->status;
3775 }
3776
3777 sid_copy(&dom_sid, &alias_sid);
3778 sid_to_string(alias_sid_str, &dom_sid);
3779 sid_split_rid(&dom_sid, &alias_rid);
3780
3781 DEBUG(10, ("sid is %s\n", alias_sid_str));
3782
3783 /* we check if it's our SID before deleting */
3784 if (!sid_equal(&dom_sid, get_global_sam_sid()))
3785 return NT_STATUS_NO_SUCH_ALIAS;
3786
3787 DEBUG(10, ("lookup on Local SID\n"));
3788
3789 if(!get_local_group_from_sid(alias_sid, &map, MAPPING_WITHOUT_PRIV))
3790 return NT_STATUS_NO_SUCH_ALIAS;
3791
3792 gid=map.gid;
3793
3794 /* check if group really exists */
3795 if ( (grp=getgrgid(gid)) == NULL)
3796 return NT_STATUS_NO_SUCH_ALIAS;
3797
3798 /* we can delete the UNIX group */
3799 smb_delete_group(grp->gr_name);
3800
3801 /* check if the group has been successfully deleted */
3802 if ( (grp=getgrgid(gid)) != NULL)
3803 return NT_STATUS_ACCESS_DENIED;
3804
3805 /* don't check if we removed it as it could be an un-mapped group */
3806 group_map_remove(alias_sid);
3807
3808 if (!close_policy_hnd(p, &q_u->alias_pol))
3809 return NT_STATUS_OBJECT_NAME_INVALID;
3810
3811 return NT_STATUS_OK;
3812 }
3813
3814 /*********************************************************************
3815 _samr_create_dom_group
3816 *********************************************************************/
3817
3818 NTSTATUS _samr_create_dom_group(pipes_struct *p, SAMR_Q_CREATE_DOM_GROUP *q_u, SAMR_R_CREATE_DOM_GROUP *r_u)
3819 {
3820 DOM_SID dom_sid;
3821 DOM_SID info_sid;
3822 fstring name;
3823 fstring sid_string;
3824 struct group *grp;
3825 struct samr_info *info;
3826 PRIVILEGE_SET priv_set;
3827 uint32 acc_granted;
3828
3829 init_privilege(&priv_set);
3830
3831 /* Find the policy handle. Open a policy on it. */
3832 if (!get_lsa_policy_samr_sid(p, &q_u->pol, &dom_sid, &acc_granted))
3833 return NT_STATUS_INVALID_HANDLE;
3834
3835 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, DOMAIN_ACCESS_CREATE_GROUP, "_samr_create_dom_group"))) {
3836 return r_u->status;
3837 }
3838
3839 if (!sid_equal(&dom_sid, get_global_sam_sid()))
3840 return NT_STATUS_ACCESS_DENIED;
3841
3842 /* TODO: check if allowed to create group and add a become_root/unbecome_root pair.*/
3843
3844 unistr2_to_ascii(name, &q_u->uni_acct_desc, sizeof(name)-1);
3845
3846 /* check if group already exist */
3847 if ((grp=getgrnam(name)) != NULL)
3848 return NT_STATUS_GROUP_EXISTS;
3849
3850 /* we can create the UNIX group */
3851 smb_create_group(name);
3852
3853 /* check if the group has been successfully created */
3854 if ((grp=getgrnam(name)) == NULL)
3855 return NT_STATUS_ACCESS_DENIED;
3856
3857 r_u->rid=pdb_gid_to_group_rid(grp->gr_gid);
3858
3859 /* add the group to the mapping table */
3860 sid_copy(&info_sid, get_global_sam_sid());
3861 sid_append_rid(&info_sid, r_u->rid);
3862 sid_to_string(sid_string, &info_sid);
3863
3864 if(!add_initial_entry(grp->gr_gid, sid_string, SID_NAME_DOM_GRP, name, NULL, priv_set, PR_ACCESS_FROM_NETWORK))
3865 return NT_STATUS_ACCESS_DENIED;
3866
3867 if ((info = get_samr_info_by_sid(&info_sid)) == NULL)
3868 return NT_STATUS_NO_MEMORY;
3869
3870 /* get a (unique) handle. open a policy on it. */
3871 if (!create_policy_hnd(p, &r_u->pol, free_samr_info, (void *)info))
3872 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
3873
3874 return NT_STATUS_OK;
3875 }
3876
3877 /*********************************************************************
3878 _samr_create_dom_alias
3879 *********************************************************************/
3880
3881 NTSTATUS _samr_create_dom_alias(pipes_struct *p, SAMR_Q_CREATE_DOM_ALIAS *q_u, SAMR_R_CREATE_DOM_ALIAS *r_u)
3882 {
3883 DOM_SID dom_sid;
3884 DOM_SID info_sid;
3885 fstring name;
3886 fstring sid_string;
3887 struct group *grp;
3888 struct samr_info *info;
3889 PRIVILEGE_SET priv_set;
3890 uint32 acc_granted;
3891
3892 init_privilege(&priv_set);
3893
3894 /* Find the policy handle. Open a policy on it. */
3895 if (!get_lsa_policy_samr_sid(p, &q_u->dom_pol, &dom_sid, &acc_granted))
3896 return NT_STATUS_INVALID_HANDLE;
3897
3898 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, DOMAIN_ACCESS_CREATE_ALIAS, "_samr_create_alias"))) {
3899 return r_u->status;
3900 }
3901
3902 if (!sid_equal(&dom_sid, get_global_sam_sid()))
3903 return NT_STATUS_ACCESS_DENIED;
3904
3905 /* TODO: check if allowed to create group and add a become_root/unbecome_root pair.*/
3906
3907 unistr2_to_ascii(name, &q_u->uni_acct_desc, sizeof(name)-1);
3908
3909 /* check if group already exists */
3910 if ( (grp=getgrnam(name)) != NULL)
3911 return NT_STATUS_GROUP_EXISTS;
3912
3913 /* we can create the UNIX group */
3914 smb_create_group(name);
3915
3916 /* check if the group has been successfully created */
3917 if ((grp=getgrnam(name)) == NULL)
3918 return NT_STATUS_ACCESS_DENIED;
3919
3920 r_u->rid=pdb_gid_to_group_rid(grp->gr_gid);
3921
3922 sid_copy(&info_sid, get_global_sam_sid());
3923 sid_append_rid(&info_sid, r_u->rid);
3924 sid_to_string(sid_string, &info_sid);
3925
3926 /* add the group to the mapping table */
3927 if(!add_initial_entry(grp->gr_gid, sid_string, SID_NAME_ALIAS, name, NULL, priv_set, PR_ACCESS_FROM_NETWORK))
3928 return NT_STATUS_ACCESS_DENIED;
3929
3930 if ((info = get_samr_info_by_sid(&info_sid)) == NULL)
3931 return NT_STATUS_NO_MEMORY;
3932
3933 /* get a (unique) handle. open a policy on it. */
3934 if (!create_policy_hnd(p, &r_u->alias_pol, free_samr_info, (void *)info))
3935 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
3936
3937 return NT_STATUS_OK;
3938 }
3939
3940 /*********************************************************************
3941 _samr_query_groupinfo
3942
3943 sends the name/comment pair of a domain group
3944 level 1 send also the number of users of that group
3945 *********************************************************************/
3946
3947 NTSTATUS _samr_query_groupinfo(pipes_struct *p, SAMR_Q_QUERY_GROUPINFO *q_u, SAMR_R_QUERY_GROUPINFO *r_u)
3948 {
3949 DOM_SID group_sid;
3950 GROUP_MAP map;
3951 uid_t *uid=NULL;
3952 int num_uids=0;
3953 GROUP_INFO_CTR *ctr;
3954 uint32 acc_granted;
3955
3956 if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted))
3957 return NT_STATUS_INVALID_HANDLE;
3958
3959 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, GROUP_ACCESS_LOOKUP_INFO, "_samr_query_groupinfo"))) {
3960 return r_u->status;
3961 }
3962
3963 if (!get_domain_group_from_sid(group_sid, &map, MAPPING_WITHOUT_PRIV))
3964 return NT_STATUS_INVALID_HANDLE;
3965
3966 ctr=(GROUP_INFO_CTR *)talloc_zero(p->mem_ctx, sizeof(GROUP_INFO_CTR));
3967 if (ctr==NULL)
3968 return NT_STATUS_NO_MEMORY;
3969
3970 switch (q_u->switch_level) {
3971 case 1:
3972 ctr->switch_value1 = 1;
3973 if(!get_uid_list_of_group(map.gid, &uid, &num_uids))
3974 return NT_STATUS_NO_SUCH_GROUP;
3975 init_samr_group_info1(&ctr->group.info1, map.nt_name, map.comment, num_uids);
3976 SAFE_FREE(uid);
3977 break;
3978 case 3:
3979 ctr->switch_value1 = 3;
3980 init_samr_group_info3(&ctr->group.info3);
3981 break;
3982 case 4:
3983 ctr->switch_value1 = 4;
3984 init_samr_group_info4(&ctr->group.info4, map.comment);
3985 break;
3986 default:
3987 return NT_STATUS_INVALID_INFO_CLASS;
3988 }
3989
3990 init_samr_r_query_groupinfo(r_u, ctr, NT_STATUS_OK);
3991
3992 return NT_STATUS_OK;
3993 }
3994
3995 /*********************************************************************
3996 _samr_set_groupinfo
3997
3998 update a domain group's comment.
3999 *********************************************************************/
4000
4001 NTSTATUS _samr_set_groupinfo(pipes_struct *p, SAMR_Q_SET_GROUPINFO *q_u, SAMR_R_SET_GROUPINFO *r_u)
4002 {
4003 DOM_SID group_sid;
4004 GROUP_MAP map;
4005 GROUP_INFO_CTR *ctr;
4006 uint32 acc_granted;
4007
4008 if (!get_lsa_policy_samr_sid(p, &q_u->pol, &group_sid, &acc_granted))
4009 return NT_STATUS_INVALID_HANDLE;
4010
4011 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, GROUP_ACCESS_SET_INFO, "_samr_set_groupinfo"))) {
4012 return r_u->status;
4013 }
4014
4015 if (!get_domain_group_from_sid(group_sid, &map, MAPPING_WITH_PRIV))
4016 return NT_STATUS_NO_SUCH_GROUP;
4017
4018 ctr=q_u->ctr;
4019
4020 switch (ctr->switch_value1) {
4021 case 1:
4022 unistr2_to_ascii(map.comment, &(ctr->group.info1.uni_acct_desc), sizeof(map.comment)-1);
4023 break;
4024 case 4:
4025 unistr2_to_ascii(map.comment, &(ctr->group.info4.uni_acct_desc), sizeof(map.comment)-1);
4026 break;
4027 default:
4028 free_privilege(&map.priv_set);
4029 return NT_STATUS_INVALID_INFO_CLASS;
4030 }
4031
4032 if(!add_mapping_entry(&map, TDB_REPLACE)) {
4033 free_privilege(&map.priv_set);
4034 return NT_STATUS_NO_SUCH_GROUP;
4035 }
4036
4037 free_privilege(&map.priv_set);
4038
4039 return NT_STATUS_OK;
4040 }
4041
4042 /*********************************************************************
4043 _samr_set_groupinfo
4044
4045 update a domain group's comment.
4046 *********************************************************************/
4047
4048 NTSTATUS _samr_set_aliasinfo(pipes_struct *p, SAMR_Q_SET_ALIASINFO *q_u, SAMR_R_SET_ALIASINFO *r_u)
4049 {
4050 DOM_SID group_sid;
4051 GROUP_MAP map;
4052 ALIAS_INFO_CTR *ctr;
4053 uint32 acc_granted;
4054
4055 if (!get_lsa_policy_samr_sid(p, &q_u->alias_pol, &group_sid, &acc_granted))
4056 return NT_STATUS_INVALID_HANDLE;
4057
4058 if (!NT_STATUS_IS_OK(r_u->status = access_check_samr_function(acc_granted, ALIAS_ACCESS_SET_INFO, "_samr_set_aliasinfo"))) {
4059 return r_u->status;
4060 }
4061
4062 if (!get_local_group_from_sid(group_sid, &map, MAPPING_WITH_PRIV))
4063 return NT_STATUS_NO_SUCH_GROUP;
4064
4065 ctr=&q_u->ctr;
4066
4067 switch (ctr->switch_value1) {
4068 case 3:
4069 unistr2_to_ascii(map.comment, &(ctr->alias.info3.uni_acct_desc), sizeof(map.comment)-1);
4070 break;
4071 default:
4072 free_privilege(&map.priv_set);
4073 return NT_STATUS_INVALID_INFO_CLASS;
4074 }
4075
4076 if(!add_mapping_entry(&map, TDB_REPLACE)) {
4077 free_privilege(&map.priv_set);
4078 return NT_STATUS_NO_SUCH_GROUP;
4079 }
4080
4081 free_privilege(&map.priv_set);
4082
4083 return NT_STATUS_OK;
4084 }
4085
4086 /*********************************************************************
4087 _samr_get_dom_pwinfo
4088 *********************************************************************/
4089
4090 NTSTATUS _samr_get_dom_pwinfo(pipes_struct *p, SAMR_Q_GET_DOM_PWINFO *q_u, SAMR_R_GET_DOM_PWINFO *r_u)
4091 {
4092 /* Perform access check. Since this rpc does not require a
4093 policy handle it will not be caught by the access checks on
4094 SAMR_CONNECT or SAMR_CONNECT_ANON. */
4095
4096 if (!pipe_access_check(p)) {
4097 DEBUG(3, ("access denied to samr_get_dom_pwinfo\n"));
4098 r_u->status = NT_STATUS_ACCESS_DENIED;
4099 return r_u->status;
4100 }
4101
4102 /* Actually, returning zeros here works quite well :-). */
4103
4104 return NT_STATUS_OK;
4105 }
4106
4107 /*********************************************************************
4108 _samr_open_group
4109 *********************************************************************/
4110
4111 NTSTATUS _samr_open_group(pipes_struct *p, SAMR_Q_OPEN_GROUP *q_u, SAMR_R_OPEN_GROUP *r_u)
4112 {
4113 DOM_SID sid;
4114 DOM_SID info_sid;
4115 GROUP_MAP map;
4116 struct samr_info *info;
4117 SEC_DESC *psd = NULL;
4118 uint32 acc_granted;
4119 uint32 des_access;
4120 size_t sd_size;
4121 NTSTATUS status;
4122 fstring sid_string;
4123
4124 if (!get_lsa_policy_samr_sid(p, &q_u->domain_pol, &sid, &acc_granted))
4125 return NT_STATUS_INVALID_HANDLE;
4126
4127 if (!NT_STATUS_IS_OK(status = access_check_samr_function(acc_granted, DOMAIN_ACCESS_OPEN_ACCOUNT, "_samr_open_group"))) {
4128 return status;
4129 }
4130
4131 /*check if access can be granted as requested by client. */
4132 samr_make_grp_obj_sd(p->mem_ctx, &psd, &sd_size);
4133 se_map_generic(&des_access,&grp_generic_mapping);
4134 if (!NT_STATUS_IS_OK(status =
4135 access_check_samr_object(psd, p->pipe_user.nt_user_token,
4136 des_access, &acc_granted, "_samr_open_group"))) {
4137 return status;
4138 }
4139
4140
4141 /* this should not be hard-coded like this */
4142 if (!sid_equal(&sid, get_global_sam_sid()))
4143 return NT_STATUS_ACCESS_DENIED;
4144
4145 sid_copy(&info_sid, get_global_sam_sid());
4146 sid_append_rid(&info_sid, q_u->rid_group);
4147 sid_to_string(sid_string, &info_sid);
4148
4149 if ((info = get_samr_info_by_sid(&info_sid)) == NULL)
4150 return NT_STATUS_NO_MEMORY;
4151
4152 info->acc_granted = acc_granted;
4153
4154 DEBUG(10, ("_samr_open_group:Opening SID: %s\n", sid_string));
4155
4156 /* check if that group really exists */
4157 if (!get_domain_group_from_sid(info->sid, &map, MAPPING_WITHOUT_PRIV))
4158 return NT_STATUS_NO_SUCH_GROUP;
4159
4160 /* get a (unique) handle. open a policy on it. */
4161 if (!create_policy_hnd(p, &r_u->pol, free_samr_info, (void *)info))
4162 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
4163
4164 return NT_STATUS_OK;
4165 }
4166
4167 /*********************************************************************
4168 _samr_unknown_2d
4169 *********************************************************************/
4170
4171 NTSTATUS _samr_unknown_2d(pipes_struct *p, SAMR_Q_UNKNOWN_2D *q_u, SAMR_R_UNKNOWN_2D *r_u)
4172 {
4173 DEBUG(0,("_samr_unknown_2d: Not yet implemented.\n"));
4174 return NT_STATUS_NOT_IMPLEMENTED;
4175 }
4176
4177 /*******************************************************************
4178 _samr_unknown_2e
4179 ********************************************************************/
4180
4181 NTSTATUS _samr_unknown_2e(pipes_struct *p, SAMR_Q_UNKNOWN_2E *q_u, SAMR_R_UNKNOWN_2E *r_u)
4182 {
4183 struct samr_info *info = NULL;
4184 SAM_UNK_CTR *ctr;
4185 uint32 min_pass_len,pass_hist,flag;
4186 time_t u_expire, u_min_age;
4187 NTTIME nt_expire, nt_min_age;
4188
4189 time_t u_lock_duration, u_reset_time;
4190 NTTIME nt_lock_duration, nt_reset_time;
4191 uint32 lockout;
4192
4193 time_t u_logout;
4194 NTTIME nt_logout;
4195
4196 uint32 num_users=0, num_groups=0, num_aliases=0;
4197
4198 uint32 account_policy_temp;
4199
4200 if ((ctr = (SAM_UNK_CTR *)talloc_zero(p->mem_ctx, sizeof(SAM_UNK_CTR))) == NULL)
4201 return NT_STATUS_NO_MEMORY;
4202
4203 ZERO_STRUCTP(ctr);
4204
4205 r_u->status = NT_STATUS_OK;
4206
4207 DEBUG(5,("_samr_unknown_2e: %d\n", __LINE__));
4208
4209 /* find the policy handle. open a policy on it. */
4210 if (!find_policy_by_hnd(p, &q_u->domain_pol, (void **)&info))
4211 return NT_STATUS_INVALID_HANDLE;
4212
4213 switch (q_u->switch_value) {
4214 case 0x01:
4215 account_policy_get(AP_MIN_PASSWORD_LEN, &account_policy_temp);
4216 min_pass_len = account_policy_temp;
4217
4218 account_policy_get(AP_PASSWORD_HISTORY, &account_policy_temp);
4219 pass_hist = account_policy_temp;
4220
4221 account_policy_get(AP_USER_MUST_LOGON_TO_CHG_PASS, &account_policy_temp);
4222 flag = account_policy_temp;
4223
4224 account_policy_get(AP_MAX_PASSWORD_AGE, &account_policy_temp);
4225 u_expire = account_policy_temp;
4226
4227 account_policy_get(AP_MIN_PASSWORD_AGE, &account_policy_temp);
4228 u_min_age = account_policy_temp;
4229
4230 unix_to_nt_time_abs(&nt_expire, u_expire);
4231 unix_to_nt_time_abs(&nt_min_age, u_min_age);
4232
4233 init_unk_info1(&ctr->info.inf1, (uint16)min_pass_len, (uint16)pass_hist,
4234 flag, nt_expire, nt_min_age);
4235 break;
4236 case 0x02:
4237 become_root();
4238 r_u->status=load_sampwd_entries(info, ACB_NORMAL);
4239 unbecome_root();
4240 if (!NT_STATUS_IS_OK(r_u->status)) {
4241 DEBUG(5, ("_samr_query_dispinfo: load_sampwd_entries failed\n"));
4242 return r_u->status;
4243 }
4244 num_users=info->disp_info.num_user_account;
4245 free_samr_db(info);
4246
4247 r_u->status=load_group_domain_entries(info, get_global_sam_sid());
4248 if (NT_STATUS_IS_ERR(r_u->status)) {
4249 DEBUG(5, ("_samr_query_dispinfo: load_group_domain_entries failed\n"));
4250 return r_u->status;
4251 }
4252 num_groups=info->disp_info.num_group_account;
4253 free_samr_db(info);
4254
4255 /* The time call below is to get a sequence number for the sam. FIXME !!! JRA. */
4256 init_unk_info2(&ctr->info.inf2, global_myworkgroup, global_myname, (uint32) time(NULL),
4257 num_users, num_groups, num_aliases);
4258 break;
4259 case 0x03:
4260 account_policy_get(AP_TIME_TO_LOGOUT, &account_policy_temp);
4261 u_logout = account_policy_temp;
4262
4263 unix_to_nt_time_abs(&nt_logout, u_logout);
4264
4265 init_unk_info3(&ctr->info.inf3, nt_logout);
4266 break;
4267 case 0x05:
4268 init_unk_info5(&ctr->info.inf5, global_myname);
4269 break;
4270 case 0x06:
4271 init_unk_info6(&ctr->info.inf6);
4272 break;
4273 case 0x07:
4274 init_unk_info7(&ctr->info.inf7);
4275 break;
4276 case 0x0c:
4277 account_policy_get(AP_LOCK_ACCOUNT_DURATION, &account_policy_temp);
4278 u_lock_duration = account_policy_temp;
4279
4280 account_policy_get(AP_RESET_COUNT_TIME, &account_policy_temp);
4281 u_reset_time = account_policy_temp;
4282
4283 account_policy_get(AP_BAD_ATTEMPT_LOCKOUT, &account_policy_temp);
4284 lockout = account_policy_temp;
4285
4286 unix_to_nt_time_abs(&nt_lock_duration, u_lock_duration);
4287 unix_to_nt_time_abs(&nt_reset_time, u_reset_time);
4288
4289 init_unk_info12(&ctr->info.inf12, nt_lock_duration, nt_reset_time, (uint16)lockout);
4290 break;
4291 default:
4292 return NT_STATUS_INVALID_INFO_CLASS;
4293 }
4294
4295 init_samr_r_samr_unknown_2e(r_u, q_u->switch_value, ctr, NT_STATUS_OK);
4296
4297 DEBUG(5,("_samr_unknown_2e: %d\n", __LINE__));
4298
4299 return r_u->status;
4300 }
4301
4302 /*******************************************************************
4303 _samr_
4304 ********************************************************************/
4305
4306 NTSTATUS _samr_set_dom_info(pipes_struct *p, SAMR_Q_SET_DOMAIN_INFO *q_u, SAMR_R_SET_DOMAIN_INFO *r_u)
4307 {
4308 time_t u_expire, u_min_age;
4309 time_t u_logout;
4310 time_t u_lock_duration, u_reset_time;
4311
4312 r_u->status = NT_STATUS_OK;
4313
4314 DEBUG(5,("_samr_set_dom_info: %d\n", __LINE__));
4315
4316 /* find the policy handle. open a policy on it. */
4317 if (!find_policy_by_hnd(p, &q_u->domain_pol, NULL))
4318 return NT_STATUS_INVALID_HANDLE;
4319
4320 DEBUG(5,("_samr_set_dom_info: switch_value: %d\n", q_u->switch_value));
4321
4322 switch (q_u->switch_value) {
4323 case 0x01:
4324 u_expire=nt_time_to_unix_abs(&q_u->ctr->info.inf1.expire);
4325 u_min_age=nt_time_to_unix_abs(&q_u->ctr->info.inf1.min_passwordage);
4326
4327 account_policy_set(AP_MIN_PASSWORD_LEN, (uint32)q_u->ctr->info.inf1.min_length_password);
4328 account_policy_set(AP_PASSWORD_HISTORY, (uint32)q_u->ctr->info.inf1.password_history);
4329 account_policy_set(AP_USER_MUST_LOGON_TO_CHG_PASS, (uint32)q_u->ctr->info.inf1.flag);
4330 account_policy_set(AP_MAX_PASSWORD_AGE, (int)u_expire);
4331 account_policy_set(AP_MIN_PASSWORD_AGE, (int)u_min_age);
4332 break;
4333 case 0x02:
4334 break;
4335 case 0x03:
4336 u_logout=nt_time_to_unix_abs(&q_u->ctr->info.inf3.logout);
4337 account_policy_set(AP_TIME_TO_LOGOUT, (int)u_logout);
4338 break;
4339 case 0x05:
4340 break;
4341 case 0x06:
4342 break;
4343 case 0x07:
4344 break;
4345 case 0x0c:
4346 u_lock_duration=nt_time_to_unix_abs(&q_u->ctr->info.inf12.duration);
4347 u_reset_time=nt_time_to_unix_abs(&q_u->ctr->info.inf12.reset_count);
4348
4349 account_policy_set(AP_LOCK_ACCOUNT_DURATION, (int)u_lock_duration);
4350 account_policy_set(AP_RESET_COUNT_TIME, (int)u_reset_time);
4351 account_policy_set(AP_BAD_ATTEMPT_LOCKOUT, (uint32)q_u->ctr->info.inf12.bad_attempt_lockout);
4352 break;
4353 default:
4354 return NT_STATUS_INVALID_INFO_CLASS;
4355 }
4356
4357 init_samr_r_set_domain_info(r_u, NT_STATUS_OK);
4358
4359 DEBUG(5,("_samr_set_dom_info: %d\n", __LINE__));
4360
4361 return r_u->status;
4362 }
4363
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